Acronis Cyber Backup 12.5

Technical Questions & Known Solutions

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 15, Acronis Cyber Backup 12.5: Troubleshooting login to web console issues

Acronis Cyber Protect, Acronis Cyber Backup: how to delete incomplete backups from Cloud Storage

Using OpenSSL to troubleshoot connection issues caused by firewalls and DPI software

Acronis Cyber Backup 12.5: "Video mode setup error: Error 0x1480006: The video framebuffer parameters are invalid" when booting from Linux-based media

Acronis Cyber Backup: Troubleshooting Performance Issues

Acronis Software: Troubleshooting application lockups

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 Backup 12.5: "Failed to connect to the management server" during upgrade from v.12

Spotting and fixing hardware I/O errors (disk errors) on Linux

"Backup/Activity is not responding" alert

Acronis Cyber Backup: operations with a virtual machine fail with "NBD_ERR_NETWORK_CONNECT"

Acronis Cyber Backup 12.5: VM replication fails with "Failed to upload file '404'"

Acronis Software: Troubleshooting Windows Operating System Lockup

Acronis Cyber Protect Cloud, Acronis Cyber Backup: transaction logs are not truncated after a backup

Acronis Bootable Media Does Not Detect HDD, RAID or NIC

Acronis Cyber Backup, Acronis Cyber Protect: tape size is smaller than the declared tape capacity

[Fixed] Acronis Cyber Backup 12.5: Warning "Error: There is a double slash in the path"

Acronis Cyber Protect Cloud, Acronis Cyber Backup 12.5: Attempt to manually modify Acronis files fails with "Access denied" error

Acronis Cyber Protect, Acronis Cyber Backup: VM replication is stuck at 100%

Acronis Cyber Backup 12.5: "Internal server error. Error code 100011" appears when accessing System Settings

Acronis Cyber Protect: Acronis services are not running or connection to Acronis Agent fails with "Failed to establish local connection"

Acronis Cyber Backup, Acronis Cyber Protect: tape erase operation fails with "The parameter is incorrect" error

Acronis Cyber Backup 12.5: Storage Node and Tape not available on downloaded bootable media

Acronis Cyber Backup 12.5: multiple 'Event 81' messages in Windows Event logs on Windows Server 2019 with Hyper-V

Acronis Cyber Backup 12.5: How to change default port of mms.exe process (Acronis Managed Machine service)

Acronis Backup: Troubleshooting Pre/Post Commands Issues

Acronis Cyber Backup, Acronis Cyber Protect Cloud: Activity fails with "Failed to resolve the host name"

Acronis Cyber Backup 12.5: Zmqgw log grows in size

Acronis Software: Troubleshooting Application Crashes

Acronis Cyber Backup 12.5: Multiple copies of Catalog Service are shown after reinstallation or update

Acronis Cyber Backup 12.5: "Sign in as a current Windows user" option does not work in Internet Explorer 8 or 11

Acronis Cyber Backup 12.5: Agent not visible in console due to blocked port for ZeroMQ Gateway Service

Acronis Cyber Backup 12.5: Maintenance expiration date is not updated after manual sync

Acronis Cyber Backup 12.5: Tape rescanning fails with "Cannot read data from one of the tapes. Ensure that all the tapes are online and not corrupted"

Acronis Software: Troubleshooting Linux Operating System Lockup

Acronis Cyber Backup: mms.exe or ams_web_service.exe crashes on Windows 10 Creators Update (build 1703)

Acronis Cyber Backup 12.5: Cloud location shows 0 Bytes occupied although there are backups in cloud

Acronis software creates a temporary file during snapshot

Acronis Cyber Backup 12.5: browsing network for machines with agents fails with "0x80070043 The network name cannot be found"

Acronis Cyber Protect, Acronis Cyber Backup: Installation of third-party Antivirus fails if Acronis Agent is installed

Acronis Cyber Backup 12.5: Acronis Catalog Browser Service does not start after Java update

Acronis Cyber Protect 15, Acronis Cyber Backup 12.5: Cleanup by number of backups results in one extra backup

Acronis Cyber Backup: activity fails with error "The account server HTTP request failed. Request: POST <DC URL>:443/bc/idp/token HTTP/1.1" and various HTTP responses (504, 503, 500, 404, 302)

Acronis backup products: Slow detection of some USB drives

Acronis Cyber Backup: logging in to the backup console fails for a user without a password

Acronis Cyber Protect Cloud, Acronis Cyber Backup: hidden partitions become visible after installing Acronis Agent in macOS

Acronis Cyber Protect: Error "The following quota is reached" when using Cloud Deployment

Acronis software: How to troubleshoot EWS connection by using EWSEditor

Acronis Cyber Backup: Troubleshooting HDD Detection Issues

Acronis Cyber Backup 12.5: Management Server fails to communicate with external SQL database if TLS 1.0 is disabled

Acronis Cyber Backup 12.5: incorrect occupied space in the report for the managed backup location with deduplication enabled

Acronis Cyber Backup 12.5: Deleting archive fails with "Unknown location" if managed location was renamed

Acronis Cyber Backup 12.5: synchronization with Acronis account fails

Acronis Cyber Backup: "Failed to execute the command. Deleting machine running from backup" error

Acronis Cyber Backup 12.5: How to change timeout period for Acronis MMS Service on Linux

Acronis Cyber Backup 12.5: SSL-secure connection to backup console is disabled after upgrade from version 12

Acronis Cyber Backup 12.5: Cannot log to backup console via user and password after "Sign in as current Windows user"

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 Backup 12.5: multiple "Error 0xfff0: The specified domain either does not exist or could not be contacted" messages in log

Acronis Cyber Backup 12.5: Incorrect used space is shown after tape rescan

Acronis Cyber Backup 12.5: Browsing of archive fails if the first volume is missing

Acronis Cyber Backup 12.5: cataloging fails with "An error has occurred during the Elasticsearch bulk request"

Acronis Cyber Backup 12.5: email notifications are not sent for successful backup after upgrade from v.12

Acronis Cyber Protect Cloud, Acronis Cyber Backup: activity fails with "Instance '<name>' is skipped because it is already being backed up." or "The backup of database <name>' located on Exchange server <name> was skipped."

Acronis Cyber Backup 12.5: version 12 archive does not decrease in size after cleanup

Acronis Cyber Backup 12.5: Some of the backed up elements missing when browsing the Catalog

Acronis Cyber Backup 12.5: Error "Application not found" when starting the program

Acronis Backup 12.5: Changed Block Tracking (CBT) does not work for Hyper-V 2016+ virtual machines with configuration version 5

Acronis Cyber Backup 12.5: WebRoot antivirus causes "Internal server error. Error code 100011" when opening the web console

Acronis Cyber Backup 12.5: WinPE bootable media creation fails with "The user attempted to mount to a directory that is not empty. This is not supported."

Acronis Cyber Backup Advanced 12.5: How to rebuild deduplication database

Acronis Cyber Backup 12.5: 'Disk is not found. Ensure that all the hard disks are installed in the machine' error when trying to Run backup as VM

Acronis Cyber Backup 12.5: email notifications are not sent after upgrade from v.11.7

Acronis Cyber Backup 12.5: Acronis Management Server fails to start with "Invalid column name" errors in log

Acronis Cyber Backup 12.5: E-mail notifications are not sent sometimes

Acronis Cyber Backup 12.5: Disks and volumes are not displayed in Linux-based media created on system with existing proxy settings

Acronis Cyber Backup 12.5: retention rules fail with "POR: Property 'ArchiveName' cannot be found."

Acronis Backup for Plesk/cPanel: mounting time increases for a backup with file filters

Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to set up a limited vSphere account

Acronis Cyber Protect Cloud, Acronis Cyber Backup: update permissions for Acronis Agent for Linux files to prevent unprivileged users accessing the files

Acronis Cyber Protect Cloud, Acronis Cyber Backup: incorrect cloud storage usage

Acronis Cyber Backup 12.5, build 14240: Backup console cannot be opened if browser language is any other than English

Acronis Cyber Backup 12.5: Cannot login if HPE Agentless Management is installed

Acronis Cyber Backup: P2V and V2P migration of machines with LVM

Acronis Cyber Backup 12.5: "There are no items to show in this view" error when browsing large backups

Acronis software: 'Legacy system extension' message on macOS 10.15

Acronis Cyber Backup: "Failed to migrate the backups in the cloud storage to the new format" alert

Acronis Cyber Backup 12.5: Acronis Management Server service stops with "Socket bind error"

Acronis Cyber Backup: MMS service does not start on a machine if file/folder named 'Acronis' exists in root folder

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, Acronis Cyber Backup: specifying Exchange credentials fails with "The format of name is not supported"

Acronis Cyber Backup 12.5: Error "Activity 'Applying retention rules' failed"

Acronis Cyber Backup 12.5: activity shows 0% progress and cannot be cancelled

Acronis Cyber Backup: differential backup archives are not deleted from storage if cleanup by number of backups is used

Acronis Cyber Backup 12.5: logs of Acronis License Server grow in size

Acronis Cyber Protect Cloud, Acronis Cyber Backup: "Lost connection to the back-end service" error when working in Cyber Protection console

Acronis Cyber Backup: local storage usage is not recalculated after deleting archives

"Validation failed" alert

Acronis Cyber Protect, Acronis Cyber Backup: SnapAPI issues on Linux with kernel 5.8

Acronis Cyber Backup Advanced for Exchange: "The Exchange server has responded that the mailbox quota is exceeded"

Acronis Cyber Protect Cloud, Acronis Cyber Backup: AdGuard causes issues with web console

Acronis Cyber Backup: archive content cannot be browsed if sector-by-sector backup mode was used

Acronis Cyber Protect Cloud, Acronis Cyber Backup 12.5: attempt to browse or delete mobile device backup fails with "Internal error: An expression test has failed."

Acronis Cyber Backup 12.5: ElasticSearch folder grows in size

Acronis Cyber Backup 12.5: dynamic groups are not populated correctly

Acronis True Image and Acronis Backup 12.5: deleting backups in Windows Explorer fails with "Folder access denied"

Acronis Cyber Backup 12.5: Agent is offline since year 1754

Acronis Cyber Backup 12.5: No boot menu in Linux-based media on Citrix XenServer 7 virtual machine

Acronis Cyber Backup: troubleshooting synchronization issues between Agents and Management Server

Acronis Cyber Backup 12.5: Services fail to start with "The system cannot find the file specified"

Acronis Cyber Backup 12.5: DST is always enabled in Virtual Appliance

Acronis Cyber Backup 12.5: "Internal server error" message is shown because acronis_license_server.exe is unable to start

Acronis Cyber Backup 12.5: opening web console fails with "Bad gateway"

Acronis Cyber Backup: workstation icon is shown for server in Cyber Protection console

Acronis Cyber Protect: VM name is not displayed in email notifications for VM backup

Microsoft VDI collection creation does not work if Agent for Hyper-V is installed

Acronis Cyber Backup: Linux Agent does not detect 'Version 12' backups

Acronis Cyber Backup 12.5: list of machines is empty for validation, replication or cleanup plan

Acronis Cyber Backup 12.5: Deleted off-host data processing plans start running after update to build 12730

Acronis Cyber Backup 12.5: Synchronization with Acronis Account fails if Netskope is installed