Acronis Cyber Protect 15

All articles related to Acronis Cyber Protect 15.

User guide
Command-Line Reference

FAQs & Hot Topics

Acronis Cyber Protect Home Office and Acronis Cyber Protect: required security updates for Windows 7
List of support options for Acronis products
Acronis Cyber Protect 15: FAQ
Acronis Products: CVE-2023-24932 impact on bootable media
Acronis Cyber Protect 15: "License usage" tab is missing in Cloud console
Acronis Cyber Protect 15: Licenses disappear from on-premise Management Server after re-registration
Acronis Cyber Protect 15: Impossible to run or apply backup plan after update to Build 28405: "The protection plan cannot be applied or updated as the device has no license"
Acronis Cyber Protect 15 Update 3: Perpetual licenses are not visible in console after Management Server registration
Acronis Cyber Protect 15: Management server activation and license allocation
Acronis Cyber Protect 15 Update 3: Virtual host license cannot be assigned to both host and virtual machines

Security Updates

Acronis Products: the latest security patches

Licensing, Requirements, Features & More

How to download Acronis bootable media ISO
Firewall settings for Acronis products
Antimalware detection test files and URLs
Windows 11 support in Acronis products
Acronis Cyber Protect Home Office and Acronis Cyber Protect: required security updates for Windows 7
Acronis Software: exclude program folders and executables from antivirus and other security programs
Difference between Acronis Cyber Protect 15 and Acronis Cyber Backup 12.5
Difference between Acronis Cyber Protect 15 and Acronis True Image 2021
How to find the serial number of your Acronis product
Acronis Cyber Protect Cloud, Acronis Cyber Protect: required managed machine service user rights
Acronis Cyber Protect 15: Windows services and processes
Acronis Cyber Protect 15 upgrade table
Acronis Cyber Protect Cloud: access ports and hostnames
Acronis Cyber Protect: Retention rules - how and when they work
How to check whether your license is perpetual or subscription
Acronis Bootable Media displays wrong drive letters
USB 3.0 support in Acronis products
Windows activation required after restore with Acronis Universal Restore, cloning or converting backup to virtual machine
Trial version limitations of Acronis products
Acronis Cyber Protect 15: "Plans" tab is not available in Standard edition
Acronis Cyber Protect: compatibility with Windows BitLocker
Acronis Cyber Protect Advanced, Acronis Cyber Backup Advanced: Acronis Hardware Compatibility Tool for tape devices
Archive Compression in Acronis Products
Acronis Backup software: NFS shares support
Acronis Software: free VMware ESXi support
Acronis Cyber Protect: Linux kernel 5.9+ support
Acronis Cyber Protect: KVM support
Third-party software used in Acronis Cyber Protect 15
Acronis Cyber Protect Advanced, Acronis Cyber Backup Advanced: Tape Support
Acronis Cyber Protect, Acronis Cyber Backup: ESXi configuration backup
Technical support for trial versions
Acronis Cyber Protect Cloud, Acronis Cyber Backup: vCenter Server Virtual Appliance support
Acronis Cyber Protect: Backup Files/Folders are missing when browsing from Backup Console
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Proxy with authentication is not supported
Acronis Cloud security and privacy
Difference between Acronis Cyber Protect 15 and Acronis Cyber Protect Home Office
Acronis Cyber Protect Cloud: 'version 12' backup format (archive3)
Receiving Upgrade Licenses for Acronis Business Products
Acronis Products: Windows Server 2012 support
Acronis Cyber Protect Cloud: Archives with "<device_name>-Remediation" names
Windows 10 support in Acronis products
Acronis Cyber Protect 15: licensing and upgrade/downgrade FAQ
Backup Algorithm in ESX Environment
Acronis Cyber Protect Cloud, Acronis Cyber Backup: support of Hyper-V clusters
How to activate boxed versions of Acronis products
Acronis Cyber Protect 15: backing up HCL Notes
Acronis Cyber Protect, Acronis Cyber Backup: supported VMware vSAN versions
Acronis Cyber Protect 15: Linux components, services, and processes
Acronis Cyber Backup products do not take into account tape hardware compression when calculating space on tape media
Acronis Cyber Protect 15 licensing

How-tos

How to download Acronis bootable media ISO
Acronis Cyber Protect, Acronis Cyber Backup: updating to the latest build
How to turn off the automatic renewal of a subscription
How to find the serial number of your Acronis product
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: how to manually add a machine to management server
Acronis Cyber Protect 15: How to switch from trial to full
Acronis Cyber Backup 12.5, Acronis Cyber Protect 15: how to create a bootable media
Acronis Cyber Protect15, Acronis Cyber Backup 12.5: how to back up with bootable media
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: How to change port 7780 on Management Server
Acronis Cyber Backup 12.5 and Acronis Cyber Protect 15: how to collect system information
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Restoring to Dissimilar Hardware with Universal Restore
Acronis Cyber Backup 12.5, Acronis Cyber Protect 15: how to use Physical Data Shipping
Acronis Cyber Protect: backing up a NAS
Viewing Build Number in Acronis Products
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Updating proxy server settings for Management Server
Acronis Cyber Protect, Acronis Cyber Backup: How to change MMScurrentMachineID and InstanceID
Acronis Cyber Protect Cloud, Acronis Cyber Backup: How to run script inside virtual machine during agentless backup
Acronis Cyber Protect 15: How to deploy and update Agent for VMware (Virtual Appliance)
Acronis Cyber Protect Cloud, Acronis Cyber Backup: How to disable VDDK transports on agent
Acronis Cyber Protect 15: How to start a trial version
Acronis Cyber Protect: Migrating Machines to Amazon EC2 and Microsoft Azure
Acronis Cyber Protect 15: How to perform remote installation of agents in environments with Linux-based Acronis Management Server
Acronis Cyber Protect, Acronis Cyber Backup: file backup on virtual machines
Upgrade to Acronis Cyber Protect 15
Acronis Cyber Protect: Backing Up SQL Databases with Transparent Data Encryption
Acronis backup software: Using custom SnapAPI Module in Linux
Receiving Upgrade Licenses for Acronis Business Products
Acronis Cyber Protect 15: how to assign Virtual Host license when installing agents inside guest OS of virtual machines
Acronis Cyber Protect, Acronis Cyber Backup: Backing Up MySQL
Acronis Cyber Protect, Acronis Cyber Backup: How to change log rotation settings
Acronis Cyber Backup, Acronis Cyber Protect: How to run backup task using batch file
Acronis Cyber Backup: P2V and V2P migration of machines with LVM
Acronis Backup software: Installation on a Read-Only Domain Controller
Acronis Cyber Backup, Acronis Cyber Protect: tape erase operation fails with "The parameter is incorrect" error
Acronis Cyber Protect, Acronis Cyber Backup: How to back up domain controller
Business Products: how to check if your support program is valid
Acronis Cyber Backup, Acronis Cyber Protect: How to change credentials for managed location on network share
Acronis Cyber Backup 12.5, Acronis Cyber Protect 15: How to update SQL credentials in Management Server
Acronis Cyber Protect 15: Hanging activity cannot be canceled after Agent is deleted
How to enlarge the root file system of a Virtual Appliance
Acronis Cyber Protect, Acronis Cyber Backup: all or some VMware virtual machines do not appear in the console
Acronis Cyber Protect 15: How to download a free upgrade
Acronis Cyber Protect, Acronis Cyber Backup: how to set up Gmail as Email server
Acronis Cyber Protect: how to increase quota or extend your subscription
Acronis Cyber Protect 15: Data from mounted folders is not included in a backup
Acronis Cyber Protect: how to add new administrator account to Acronis Cyber Protect appliance
Acronis Cyber Protect 15: how to export and import protection plans
Acronis Cyber Protect Home Office, Acronis Cyber Protect 15: How to change Acronis Startup Recovery Manager delay time and key
Acronis Cyber Protect, Acronis Cyber Backup: Changing Temp Files and Folder Location
How to activate boxed versions of Acronis products

Technical Questions & Known Solutions - Installation, Update

Acronis Cyber Protect: Installation in Linux finishes with "Failed to build the SnapAPI kernel module"
Acronis Cyber Backup: Troubleshooting Installation Issues
Acronis Cyber Protect: Issues when using backup agents newer than 15.0.26321(C21.01 HF1) on OSes related to Windows 7, when the SHA-2 code signing support patch/update from Microsoft is not installed
Acronis Products: Installation Fails with "An error occurred during the installation of assembly" "Microsoft.VC80.CRT,publicKeyToken"
Acronis Cyber Protect, Acronis Cyber Backup: Warning "The KB940349 update is not installed on this machine" during agent installation on Windows Server 2003
Acronis Cyber Backup: installation on ARM-powered PC fails with "This app can't run on your PC"
Acronis Cyber Protect: Agent installation fails with "Fatal error during installation" because of the C++ runtime issue
Acronis Cyber Protect 15: Acronis Agent installation sails with: "Failed to connect to machine '..'. HTTP status code: 402"
Acronis Cyber Protect: Agent installation fails with "The directory service was unable to allocate a relative identifier"
Acronis Software: Installation fails with "MainEngineThread is returning 1603" or "MainEngineThread is returning 1618"
Acronis Cyber Protect: Agent installation fails with "Failed to add user. A null reference pointer was passed to the stub"
Acronis Cyber Backup, Acronis Cyber Protect: Hyper-V role is not recognized on a machine
Acronis Cyber Protect 15: Remote installation on Windows XP 32-bit machine fails with "Failed to launch remote installation support service"
Acronis Cyber Protect: Execution of the .exe installation file must be explicitly allowed due to security settings
Acronis Cyber Protect: Acronis Agent Installation on Windows Fails with MSI Errors
Acronis Cyber Protect: Agent installation on a Domain controller fails with the error: "The trust relationship between the primary domain and the trusted domain failed."
Acronis Cyber Protect 15: Deployment of Agent for Scale Computing HC3 fails with "Failed to download the virtual appliance. Check the internet connection on host or download the file."
Acronis Cyber Protect: How to Fix "Certificates Not Installed" Error on the Acronis Installer on Windows XP
Acronis Cyber Protect: Agent installation on a Domain controller fails with the error: "Failed to get SID of group '....."
Acronis Cyber Protect, Acronis Cyber Backup: device does not appear in backup management console after installation
Acronis Cyber Protect: Agent installation or uninstallation fails with a driver packages error
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: Agent update fails with "Folder C:\ProgramData\Acronis\ is created by non-administrator"
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: Agent installation fails with "Windows cannot verify the digital signature for this file"
Acronis Cyber Protect 15: Agent installation on 32-bit machine fails with "Failed to download installation file 'resource.xml' from the server."
Acronis Cyber Backup, Acronis Cyber Protect: Installation on Debian Fails with "Cannot execute binary file"
Acronis Cyber Protect 15: SnapAPI fails to compile on Linux and shows the error: "Kernel configuration is invalid"
Acronis Cyber Protect: Remote installation fails with error "An unknown error occurred trying to verify the signature of the file"
Acronis Cyber Protect: Snapapi fails to build on CloudLinux 7 with a hybrid kernel
Acronis Cyber Protect, Acronis Cyber Backup: remote installation on Windows OS Domain Controller fails with error "The operation has failed with result '1603'"
Acronis Protect 15, Acronis Cyber Backup 12.5: Error "No connection to the update server" during Check for updates
Acronis Software: Installation fails with "The Windows Installer Service could not be accessed"
Acronis Cyber Protect: Remote installation of agent fails with error „HTTP 402“
Acronis Cyber Protect 15: Attempt to deploy Virtual Appliance for Scale into the Scale Cluster fails with: "msg": "Failed to import Scale VM: Failed to import scale vir domain: EValidationError
Acronis Cyber Protect Cloud, Acronis Cyber Protect: "More than one Agent for Hyper-V is selected. Simultaneous update of multiple Agents for Hyper-V is not possible" error when attempting to update several Hyper-V agents at the same time
Acronis Cyber Protect: Local update fails with error "The installation failed" in wizard, bootstrapper.log is 0KB
Acronis Cyber Protect 15 remote installation of the Acronis Agent on the Domain Controller fails with error: "The operation has failed with result '1603'"
Acronis Cyber Protect: How to change default port of mms.exe process (Acronis Managed Machine service)
Acronis Cyber Protect, Acronis Cyber Backup: Installation Fails with the "For some products or components, there was a newer version found" Error
Acronis Cyber Protect 15: Acronis Cyber Protect Setup has failed to build the kernel modules in "/var/log/trueimage-setup.log" generating the error "Could not locate dkms.conf file"
Acronis Cyber Protect 15 Build 27009: remote installation fails with "Failed to verify the security certificate of the file"

Technical Questions & Known Solutions - Licenses and Quotas

Acronis Cyber Protect: Alert "Protection plan has been revoked from device due to a licensing issue"
Acronis Cyber Protect 15: Management Server activation fails with "Registration file is already in use" although the Management Server has never been registered in Cloud
Acronis Cyber Protect: "Storage quota exceeded" alert and how to free up space in cloud storage
Acronis Cyber Protect 15: Alert "This management server has been offline for X days. Fix the Internet connection issue and ensure that your license is up to date" appears after updating to Build 28035 or later
Acronis Cyber Protect 15: "Maintenance expired" is shown for Acronis Cyber Protect - Backup Standard or Backup Advanced licenses
Acronis Cyber Protect 15: registering Management Server fails with "Management server blocked" after offline unregistration
Acronis Cyber Protect 15: How to activate Management Server with a large number of licenses
Acronis Business Products: License is not accepted
Acronis Cyber Protect 15: management server activation fails with "Login failed" while the same credentials are accepted by Acronis Account
Acronis Cyber Protect 15: Impossible to run or apply backup plan after update to Build 28405: "The protection plan cannot be applied or updated as the device has no license"
Acronis Cyber Protect 15: perpetual licenses are not moved to new account in cloud console
Acronis Cyber Protect 15 Update 3: Virtual host license cannot be assigned to both host and virtual machines
Acronis Cyber Protect 15: impossible to assign license to virtual hosts in cluster
Acronis Cyber Protect 15: Impossible to run or apply backup plan to local destination after update to Build 28503: "The protection plan cannot be applied or updated as the device has no license"
Acronis Cyber Protect 15: Perpetual licenses disappear from console or AMS activation fails with "Login failed. Make sure that your account exists, and credentials are correct." after update to U3
Acronis Cyber Protect 15: Virtual Host license assigned to virtual machine in "License usage"
Acronis Cyber Protect 15: "License usage" tab is missing in Cloud console
Acronis Cyber Protect 15: impossible to assign or revoke licenses
Acronis Cyber Protect 15 Update 3: ASign feature is not available in on-premises installation
Acronis Cyber Protect 15 Update 3: Perpetual licenses are not visible in console after Management Server registration
Acronis Cyber Protect 15: impossible to assign a license for Windows Server Essentials to a machine with Windows Server 2022 Essentials
Acronis Cyber Protect Cloud: Hyper-V VMs are recognized as physical and can't be protected with Virtual machine quotas
Acronis Cyber Protect 15: "Download the registration file" button does not work in Internet Explorer 11
Acronis Cyber Protect 15: Management Server activation fails with "An error occurred during registration" if 2FA is enabled
Acronis Cyber Protect 15: Licenses disappear from on-premise Management Server after re-registration
Acronis Cyber Protect 15: Cannot assign license to machines with Agent for Windows XP SP2
Acronis Cyber Protect 15: License key management
Acronis Cyber Protect 15: Impossible to unregister Management Server after reinstallation or unallocate licenses from it

Technical Questions & Known Solutions - Agent Registration

Acronis Cyber Protect 15: Management Server activation fails with "Registration file is already in use" although the Management Server has never been registered in Cloud
Acronis Cyber Protect: registering Virtual Appliance fails with "The registration in service 'https://cloud.acronis.com' has failed"
Acronis Cyber Protect 15: registering Management Server fails with "Management server blocked" after offline unregistration
Acronis Cyber Protect 15: Acronis Agent installation sails with: "Failed to connect to machine '..'. HTTP status code: 402"
Acronis Cyber Backup 12.5, Acronis Cyber Protect 15: Troubleshooting adding machine to Management Server failures
Acronis Cyber Protect: Agent Appears Offline in Console with "Could not resolve host" Error
Acronis Cyber Protect, Acronis Cyber Backup: Agent registration fails with "503 service unavailable" if http_proxy environment variable exists
Acronis Cyber Protect 15: "Download the registration file" button does not work in Internet Explorer 11
Acronis Cyber Protect Cloud: Agent registration fails with "Client with same ID is already created" or "Agent is already registered. Please, deregister Agent in Cyber Protection console"
Acronis Cyber Protect: How to change default port of mms.exe process (Acronis Managed Machine service)
Acronis Cyber Protect 15: Management Server activation fails with "An error occurred during registration" if 2FA is enabled
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: MMS service cannot be started, error "error 0x30002: CannotBind"
Acronis Cyber Protect 15: Getting offline unregistration confirmation file hangs
Acronis Cyber Protect: Agent registration fails with "Access denied"
Acronis Cyber Protect, Acronis Cyber Backup: Registration on Management Server fails if network card is disconnected

Technical Questions & Known Solutions - Backup

Acronis Cyber Backup, Acronis Cyber Protect: Activity fails with "Windows error: (0x800704C8) The requested operation cannot be performed on a file with a user-mapped section open"
Acronis Cyber Protect: VSS Troubleshooting Guide
Acronis Cyber Protect: Troubleshooting Hyper-V snapshot issues
Acronis Cyber Backup: backup fails with "VSS writer has timed out" or "The backup has failed because 'VSS Writer' has timed out during snapshot creation."
Acronis Cyber Protect, Acronis Cyber Backup: Backup of a Linux machine fails with "The SnapAPI kernel module is not loaded for the kernel currently running on the system"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup fails with "VSS writer 'SqlServerWriter' has failed during the snapshot creation"
Acronis Cyber Protect: Backup fails with "Windows error: (0x800705B4) This operation returned because the timeout period expired"
Acronis Cyber Protect, Acronis Cyber Backup: "The activity has failed due to a restart of the service" or "The activity has failed due to an unexpected machine reboot or the backup process was terminated." error
Acronis Cyber Backup: Backup of SQL instance fails with "There are no SQL writers" or "No SQL writers are found in the operating system."
Acronis Cyber Protect 15: Backup fails with "SocketError: error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed" after update to build 26981
Acronis Cyber Protect Cloud, Acronis Cyber Backup: operation fails with "data is corrupted: CRC mismatch or internal data structures mismatch" or "The archive is corrupted"
Acronis Cyber Protect: Issues when using backup agents newer than 15.0.26321(C21.01 HF1) on OSes related to Windows 7, when the SHA-2 code signing support patch/update from Microsoft is not installed
Acronis Cyber Backup: backup fails with "The shadow copy provider had an unexpected error"
Acronis Cyber Protect: Backup Fails with "There is not enough space on the volume where the snapshot storage is located"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "A device attached to the system is not functioning"
Acronis Cyber Protect: backup via file policy rules fails on macOS
Acronis Cyber Protect: CDP backup does not run on DFS replicated folders
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Backup fails with "Failed to open the backup location. Windows error: (0x80070002) The system cannot find the file specified"
Acronis Cyber Protect: backup fails with "Network disconnected", "The network path was not found" or "Cannot connect to the machine where network share is located"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "Unknown status"
Acronis Cyber Protect: backup to Acronis Cloud storage fails with "Network connection failed due to timeout."
Acronis Backup: Corrupted MFT, Run List, Block Bitmap or Index forces Sector-by-Sector backup mode
Acronis Cyber Protect: Agentless backup of Hyper-V VMs finishes with a warning "Cannot take checkpoint for 'MachineName' because one or more pass-through disks are attached."
Acronis Cyber Protect: operation fails with "The activity has failed due to a planned restart of the operating system"
Troubleshooting Issues with Corrupt Backups
Acronis Cyber Protect: Application-aware backup of Hyper-V VM fails with "Internal error: Unsuccessful response code '7' of action request"
Acronis Cyber Protect: Backup fails with "The request could not be performed because of an I/O device error"
Acronis Cyber Protect: macOS backup fails with "Operating system error: Resource deadlock avoided"
Acronis Cyber Protect: C2C backups are queued or don't start on EU1 DC
Acronis Cyber Protect: Linux kernel 5.9+ support
Acronis Cyber Protect 15: Backups of Microsoft 365 resources fail with "Quota is reached" since October 2021
Acronis Cyber Protect: Hyper-V virtual machine backup produces warning "Changed Block Tracking (CBT) is not used because there are disk files that do not belong to any disk snapshot."
Acronis Cyber Protect 15: Creating or running agentless backup plan for Scale Computing HC3 fails with "The protection plan cannot be run as the device has no license"
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Backup to tape fails with "No more data is on the tape"
Acronis Cyber Protect 15: Backup to Acronis Cloud fails with "The request failed: Status 503"
Acronis Cyber Protect Cloud: Backups fail with "The cloud storage is temporarily unavailable" and "Storage request timeout" on EU DCs
Acronis Virtualization: Backup of Virtual Machine Fails with "Failed to open the virtual machine"
Acronis Cyber Backup 12.5, Acronis Cyber Protect 15: Attempt to create or apply backup plan finishes with "Communication with cred-store service (host: '127.0.0.1', port: '30667') has failed."
Acronis Cyber Protect: Backup to QNAP NAS may fail at the very start of the backup
Acronis Cyber Protect: Backup fails if [Disk 0] is selected for backup using policy rules
First cloud backup is slow
Acronis Cyber Protect: C2C backup archive size is larger than expected
Acronis Cyber Protect: Backup finishes with the error "A device attached to the system is not functioning"
Acronis Cyber Protect 15, Cyber Backup 12.5: Backup to tape fails with "The storage media is write protected" if tape is LTFS-formatted
Acronis Cyber Protect: Backup to Synology NAS with DSM 7.0-41890 fails with "The credentials for location are not specified"
Acronis Cyber Protect 15: “Cloud storage is disabled” and “You do not have an active cloud subscription” errors
Acronis Cyber Protect: Warnings "Failed to load tabs in channel: Error: 400" by C2C backup
Acronis Cyber Protect: Continuous Data Protection (CDP) fails with "Driver not initialized" after Agent update
Acronis Cyber Protect, Acronis Cyber Backup: Backup fails with "Windows error: (0x80070544) The validation information class requested was invalid"
Acronis Cyber Backup, Acronis Cyber Protect: Backup fails with "POR: Element 'Name' cannot be found”

Technical Questions & Known Solutions - Restore

Acronis Cyber Backup, Acronis Cyber Protect: Activity fails with "Windows error: (0x800704C8) The requested operation cannot be performed on a file with a user-mapped section open"
Acronis Cyber Protect 15: Cumulative and driver updates not working after restoring VMware virtual machine backup to Scale
Acronis Cyber Protect 15: boot order of a recovered VMware VM cannot be modified
Acronis Cyber Backup: Recovery of an Exchange database fails with "It is not allowed to overwrite database during recovery"
Acronis Cyber Protect 15 Update 3: ASign feature is not available in on-premises installation
Acronis Cyber Protect, Acronis Cyber Backup: Original location unavailable during file-level recovery on Linux from a volume with a label
Acronis Cyber Protect 15: Recovery with Bootable Media fails to disk that was converted from MBR to GPT
Acronis Cyber Protect, Acronis Cyber Backup: How to Restore Files and Folders from Cloud (Web Restore)
Acronis Cyber Protect: Restore fails with "The system cannot find the path specified" if path contains more than 260 symbols
Acronis Cyber Backup: Recovery to a new Hyper-V virtual machine fails with "Cannot recover the volume from the disk backup. There is insufficient free space on the target disk"
Acronis Cyber Protect 15, Acronis Cyber Protect Cloud: "External IDs conflict for >1 credentials objects" when specifying credentials for a shared folder
Acronis Cyber Protect, Acronis Backup for Linux: LVM Structure Cannot Be Partially Restored during Automatic Mapping
Acronis Cyber Protect: Agent inside restored Virtual Machine is automatically disabled
Acronis Cyber Protect, Acronis Cyber Backup: Recovery to Gen2 Azure VM stuck on 15%
Acronis Cyber Protect: "Activity 'Refreshing recovery points' failed. The credentials for location are not specified."
Acronis Backup Software: BSoD after Restore to New Hardware with "Stop 0x0000007B" Due to Missing Drivers
Acronis Cyber Protect: Virtual machine doesn't boot during Instant Restore (Run as VM) if there are dynamic disks: "No bootable devices found"
Acronis Cyber Protect, Acronis Cyber Backup: Operation fails with "Windows error: (0x8007051F) There are currently no logon servers available to service the logon request"
Acronis Cyber Protect: recovered machine fails to boot with BSOD c00002e2
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Impossible to recover files to the original VM in case of agentless backup
Acronis Cyber Protect: C2C backup of Microsoft 365 items is slower than expected due to Microsoft throttling

Technical Questions & Known Solutions - Bootable Media

Acronis Bootable Media Does Not Detect HDD, RAID or NIC
Acronis Bootable Media does not detect HP Smart Array B110i, B120i, B140i, B320i, S110i
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Bootable media builder doesn't accept WinPE files by media creation: "The selected folder does not contain the required WinPE files"
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Linux-based bootable media does not support PERC RAID controllers
Acronis Cyber Protect 15: Recovery with Bootable Media fails to disk that was converted from MBR to GPT
Acronis Cyber Protect, Acronis Cyber Backup: Disk management is missing in WinPE media
Acronis Cyber Protect, Acronis Cyber Backup: macOS backup is not available under bootable media

Technical Questions & Known Solutions - Antimalware Protection

Acronis Cyber Backup: "Suspicious activity is detected" alert
Acronis Cyber Protect: URL filtering does not block website from the blocklist on Google Chrome
Acronis Cyber Protect Home Office, Acronis Cyber Protect: How to report False Positive and False Negative cases
Acronis Cyber Protect: Threat feed details are not loading

Technical Questions & Known Solutions - Vulnerability Assessment and Patch Management

Acronis Cyber Protect: Vulnerability scan finishes with "Vulnerability Assessment has failed due to error in Windows Updates"
Acronis Cyber Protect: Vulnerability assessment or patch management finishes with "Windows Update Agent returned an error 0x80072efd"

Technical Questions & Known Solutions - Other Issues

Acronis Cyber Backup, Acronis Cyber Protect: Activity fails with "Windows error: (0x800704C8) The requested operation cannot be performed on a file with a user-mapped section open"
Acronis Software: Troubleshooting Application Crashes
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Troubleshooting login to web console issues
Acronis Cyber Protect Cloud, Acronis Cyber Backup: incorrect cloud storage usage
Acronis Cyber Protect: Alert "Protection plan has been revoked from device due to a licensing issue"
Acronis Cyber Backup: Activity fails with "The process cannot access the file because it is being used by another process" and "Failed to lock the file because it is opened in another program"
Acronis Cyber Protect: Backup and other operations fail with "Request to cloud storage ':80/api/1/rpc/' has failed"
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: Cyber Protection Monitor is started for each user session on Windows machine with multiple user accounts and Agent installed and causes resources overuse
Acronis Cyber Protect: how to fix corrupted archives in network locations
Acronis Cyber Protect 15: Management Server activation fails with "Registration file is already in use" although the Management Server has never been registered in Cloud
Acronis Cyber Protect 15: Acronis Agent Core Service fails to start due to corrupted configuration files
Spotting and fixing hardware I/O errors (disk errors) on Linux
Acronis Cyber Protect: Acronis services are not running or connection to Acronis Agent fails with "Failed to establish local connection"
Acronis Cyber Protect, Acronis Cyber Backup: SnapAPI issues on Linux with kernel 5.8
Acronis Cyber Protect: C2C backup archive size is larger than expected
Acronis Cyber Backup, Acronis Cyber Protect: tape erase operation fails with "The parameter is incorrect" error
Acronis Cyber Protect: Backups are not available after deleting the location and re-adding it in Management Portal
Acronis Cyber Protect Cloud: Unable to install LogMeIn / Bitdefender AV after Agent update to 12.5.22210 and higher
Acronis Cyber Protect: Mobile application is not available in Google Play on Android 11, 12, 13
Acronis Cyber Protect: Backup to Acronis Cloud fails with "Access to Cloud storage is denied", "Request to cloud storage has failed with code 504", and "The request failed: Status 503"
Acronis Cyber Protect, Acronis Cyber Backup: VM replication is stuck at 100%
Microsoft VDI collection creation does not work if Agent for Hyper-V is installed
Acronis Cyber Protect 15: Multiple 'Cyber Protection (or Active Protection) service is not responding' alerts after reboot
Acronis Backup: Troubleshooting Pre/Post Commands Issues
Acronis Cyber Protect Cloud: After selecting the location "Temporary registration: do not enable for any tenants", Disaster Recovery and other services are not available.
Acronis Cyber Backup: P2V and V2P migration of machines with LVM
Acronis Cyber Protect: Attempt to remove backup or recover files fails with "The machine is offline or is not available"
Acronis Cyber Protect, Acronis Cyber Backup: "An activity with ID = '...' cannot be found" error
Acronis Cyber Protect 15: Accessing Cyber Protect web console fails with error "Connection failed"
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: additional tape is required for retention rules to work if one backup per tape is used
Acronis Cyber Protect: Cloud storage usage doesn't update in Management portal
Acronis Cyber Protect 15: management server activation fails with "Login failed" while the same credentials are accepted by Acronis Account
Using OpenSSL to troubleshoot connection issues caused by firewalls and DPI software
Acronis Cyber Protect, Acronis Cyber Backup: how to delete incomplete backups from Cloud Storage
Acronis Cyber Protect 15: Login to Cyber Protect Console fails with "Internal server error"
Acronis Cyber Protect: VM backup or running VM from backup fails with "The specified module could not be found" if Microsoft Visual C++ 2017 Redistributable is not installed with VMware VDDK 7.0
Acronis Cyber Protect 15: Slow loading of recovery points under Devices - Recovery
Acronis software: How to troubleshoot EWS connection by using EWSEditor
Acronis Cyber Protect: Many "Running smart recommended actions" activities in pending or failed state
Acronis Cyber Protect: Error "The following quota is reached" when using Cloud Deployment
Acronis Cyber Protect 15: Daily Recap Emails Show Incorrect Time after Update
Acronis Cyber Protect Cloud: Incorrect protected devices count in Account management console after C21.01 release
Acronis Cyber Protect, Acronis Cyber Backup: Operation fails with "Windows error: (0x8007051F) There are currently no logon servers available to service the logon request"
Acronis Cyber Protect 15: Getting offline unregistration confirmation file hangs
Acronis Cyber Protect Cloud: cloned machine is not listed in Devices
Acronis Cyber Protect 15: Tape pools are missing after update to builds 26981 and 27009
Acronis Cyber Protect 15: Adding the second device makes the first one disappear
Acronis Cyber Protect 15: Unable to add any Active Directory user to Accounts
Acronis Cyber Protect 15: Name column is not expandable
Acronis Cyber Protect 15: Off-host data processing plans fail with timeout error if several backups/locations are selected

Troubleshooting

Acronis Cyber Protect Cloud, Acronis Cyber Protect 15 and Acronis Cyber Backup 12.5: Connection Verification Tool
Acronis Cyber Protect, Acronis Cyber Backup: Cleanup Utility
Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: how to manually add a machine to management server
Acronis Cyber Protect Cloud: access ports and hostnames
Acronis Cyber Protect 15: Windows services and processes
Linux System Report
Acronis Cyber Protect: VSS writer has failed to process the snapshot
Acronis Cyber Backup 12.5 and Acronis Cyber Protect 15: how to collect system information
Acronis cloud certificate location
Acronis Cyber Protect 15: Acronis Agent installation sails with: "Failed to connect to machine '..'. HTTP status code: 402"
Acronis Cyber Protect 15, Acronis Cyber Protect Cloud: Activity fails with "DNS hostname resolution error"
Acronis Cyber Protect 15: management server activation fails with "Login failed" while the same credentials are accepted by Acronis Account
Acronis Cyber Backup: Enabling debug logs for scheduler on Virtual Appliance
Tape Detection Tools
Acronis Cyber Protect: Troubleshooting failing "Updating Cyber Protect definitions" activities
Acronis Cyber Protect: C2C backup of Microsoft 365 items is slower than expected due to Microsoft throttling
Acronis Cyber Protect: Snapapi fails to build on CloudLinux 7 with a hybrid kernel
Acronis Cyber Protect, Acronis Cyber Backup: Changing Temp Files and Folder Location
Acronis Cyber Protect: troubleshooting performance issues in Microsoft Office software when Agent is installed
Acronis Cyber Protect 15: Protection plan is alerted while no alerts are present
Acronis Cyber Protect, Acronis Cyber Backup: Operation fails with "Windows error: (0x8007051F) There are currently no logon servers available to service the logon request"
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Collecting VMware VDDK Logs
Acronis Cyber Protect: Backup of VMware ESXi VMs fails with "Failed to authenticate with the guest operating system using the supplied credentials"