Acronis Cyber Protect Cloud

Technical Questions & Known Solutions - Backup Functionality

Acronis Cyber Protect Cloud: 'Full Disk Access' permission lost after agent update to or from build 15300
Acronis Cyber Protect: Snapapi fails to build on CloudLinux 7 with a hybrid kernel
Acronis Cyber Protect: Backup fails with "Failed to create snapshot" on RHEL 8.4, CentOS 8.4 and AlmaLinux 8.4
Acronis Cyber Protect: disk backup fails with "Internal error: different hash after rebackup"
Acronis Backup extension for Plesk: Backup fails after Plesk update to version 18.0.40
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup to NAS with recycle bin enabled fails after a cleanup
Acronis Cyber Protect Cloud: С2С OneDrive backup to Acronis Cloud fails with: "Task timeout expired. The agent that is responsible for processing the task is not accessible."
Acronis Cyber Protect: Continuous Data Protection (CDP) fails with "Driver not initialized" after Agent update
Acronis Cyber Protect Cloud: Browsing of encrypted C2C Sharepoint Online backups fails with message "The backup you are browsing is encrypted. The search in encrypted backups is not supported."
Acronis Cyber Protect Cloud: Website backup fails with error: "Task timeout expired. The agent that is responsible for processing the task is not accessible."
Acronis Cyber Protect: Impossible to edit or apply protection plan, error "Cyber protection functionality is not fully available"
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: Alert "Applying protection or VM replication plans to virtual machines is not possible on the parent unit level. Switch to the corresponding child unit where the protection agent is registered" when applying protection plan
Acronis Cyber Protect Cloud: C2C backup/ recovery fails with "Task timeout expired. The agent that is responsible for processing the task is not accessible."
Acronis Cyber Protect Cloud, Acronis Cyber Backup 12.5: Backup fails with AGENT_CORE error "A socket operation was attempted to an unreachable network"
Acronis Cyber Protect Cloud: backup of Hyper-V virtual machine fails with the error message "Another shadow copy creation is already in progress"
"Backup status is unknown" alert
Acronis Cyber Protect Cloud Integration with cPanel & WHM/ Plesk/ DirectAdmin: Protection plan management via plugin is unavailable
Acronis Cyber Protect Cloud: Backup finishes with warning "No mounted partitions were found in the operating system information"
Acronis Cyber Protect Cloud: SAP HANA backup fails with "A storage snapshot cannot be prepared because another storage snapshot has been already prepared or a data backup is running"
Acronis Cyber Protect Cloud: Microsoft 365 backups still run after being revoked
Acronis Cyber Protect: C2C backups are queued or don't start on EU1 DC
Acronis Cyber Protect: C2C backup archive size is larger than expected
Acronis Cyber Protect: Linux kernel 5.9+ support
Acronis Cyber Protect Cloud, Acronis Cyber Backup: "Backup plan is canceled" alert or "The operation is canceled by the user" warning
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Operation fails with “Windows error: (0x80070180) You can't connect to the file share because it's not secure"
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: Backup to QNAP NAS may fail at the very start of the backup
Acronis Cyber Protect Cloud: website backup fails with "Could not connect to remote file system"
Acronis Cyber Protect Cloud: Backup fails with error "Creating of metadata was failed: Site without PhysicalHosting cannot be Webspace"
Acronis Cyber Protect: Backup fails with the error "The target account name is incorrect"
Acronis Cyber Protect Cloud: Cloud backups fail on EU2 DC
Acronis Cyber Protect Cloud: 'The backup did not start as scheduled' alert after time zone change on Virtual Appliance
Acronis Cyber Protect Cloud: Microsoft 365 backup fails with "Cannot back up the primary mailbox of an Microsoft 365 user"
Acronis Cyber Protect: Backup of Windows machine with LVM disks finishes with warning "Failed to detect OS"
Acronis Cyber Protect Cloud: Backup fails with "Service 'Microsoft OneDrive' is temporarily not available: 'No more retries available. Retries count or timeout exceeded.: Error: 504 GET"
Acronis Cyber Protect Cloud: False alerts about missed backups if plan was applied to All Microsoft Exchange mailboxes
Acronis Cyber Protect Cloud: SQL credentials sporadically get lost in protection plan
Acronis Cyber Protect Cloud: Backup Fails with "Job registry is being stopped at the moment"
Acronis Cyber Protect Cloud: Known issue with backing up to SMB share on specific Oracle Linux kernels
Acronis Cyber Backup: Disk/Volume level backup fails on Linux machine with more than one kernel
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup of ESXi virtual machines fails with "You do not have access rights to this file"
Acronis Cyber Protect Cloud: Microsoft 365 backups finish with error "i/o timeout" on BR01 DC
Acronis Cyber Protect Cloud: Backup fails with warning "Not enough memory"
Acronis Cyber Protect Cloud: backup hangs at 0%
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: Full backup of M1 Mac fails with "Backup is corrupted. Some data in the backup might be damaged because of hardware problems"
Acronis Cyber Protect Cloud: Backup Fails with "Cannot resolve host. Check your Internet connection."
Acronis Backup plugin for WHM & cPanel: Enabling backup fails with "An error has occurred. Please try again later or contact your administrator."
Acronis Cyber Protect: Backup fails with "Illegal operation attempted on a registry key that has been marked for deletion"
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

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