Articles related to Acronis Backup 12

FAQs & Hot Topics

List of support options for Acronis products
Acronis Cyber Backup 12.5: FAQ

Security Updates

For information on security updates, visit https://security-advisory.acronis.com

Licensing, Requirements, Features & More

How to download Acronis bootable media ISO
Firewall settings for Acronis products
Acronis Cyber Cloud: access ports and hostnames
Acronis Software: exclude program folders and executables from antivirus and other security programs
Backup archive compatibility across different product versions
Acronis Universal Restore
How to find the serial number of your Acronis product
Installing Acronis Cyber Backup and Acronis Snap Deploy on the same machine
Acronis Cyber Backup Cloud: Web Console icons reference
Acronis Cyber Backup Advanced: Supported Virtual Tape Libraries
Acronis Backup 12: Upgrade Table
Acronis Cyber Protect: Disk backup and Microsoft Exchange or SQL backup are performed in queue
How to activate boxed versions of Acronis products
How to check whether your license is perpetual or subscription
Acronis Cyber Protect Cloud, Acronis Cyber Backup: support of Hyper-V clusters
Acronis Products: SNMP Support
Acronis Software: free VMware ESXi support
Acronis Cyber Protect Advanced, Acronis Cyber Backup Advanced: Tape Support
Ext4 Support in Acronis Products
Acronis Cyber Backup: hardware supported by Linux-based bootable media
Acronis Cyber Backup: DFS Support
Acronis Backup 12: Licensing
Available languages of Acronis products
Acronis Software: Advanced Format Drives Support
Acronis Backup software: NFS shares support
Acronis Cloud Storage: list of supported countries
Acronis Cyber Protect: compatibility with Windows BitLocker
Windows 10 support in Acronis products
Acronis software: Windows mapped network drives are not supported
Backup Algorithm in ESX Environment
Compatibility of Acronis Backup Software with Encryption Software
Solid state drive support in Acronis products
Acronis Cyber Protect Cloud, Acronis Cyber Backup: vCenter Server Virtual Appliance support
Acronis Cyber Protect, Acronis Cyber Backup: supported VMware vSAN versions
vCloud Air support
Acronis Cyber Backup products do not take into account tape hardware compression when calculating space on tape media
Windows activation required after restore with Acronis Universal Restore, cloning or converting backup to virtual machine
Acronis Products: Windows Server 2012 support
Acronis Backup Software: 32-Bit UEFI Devices Support Limitation
EFI-based operating systems support in Acronis products
Acronis Bootable Media displays wrong drive letters
USB 3.0 support in Acronis products
Windows 8 support in Acronis products
Acronis Backup 12: Supported Operating Systems
Hybrid drives are not supported in Acronis bootable environment

How-tos

How to download Acronis bootable media ISO
Acronis Cyber Backup 12.5 and Acronis Cyber Protect 15: how to collect system information
Creating an MS Installer Log of Acronis Software
Acronis Cyber Protect, Acronis Cyber Backup: updating to the latest build
Creating the SNAPAPI Module in Acronis Backup Software for Linux
How to find the serial number of your Acronis product
Acronis Cyber Backup 12.5 and 12: Enabling SSL-Secured Connection to Backup Console
Acronis Backup 12.5 Advanced: how to configure NetApp SAN storage
Acronis Backup software: Installation on a Read-Only Domain Controller
How to activate boxed versions of Acronis products
Acronis Cyber Backup 12.5: Downloading Logs
Acronis backup software: Using custom SnapAPI Module in Linux
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Restoring to Dissimilar Hardware with Universal Restore
Acronis Cyber Backup 12.5 and 12: Viewing and Saving Installation Log
Acronis Cyber Backup: How to create or update Acronis Bootable Media with closed-source kernel modules
Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to optimize resource usage and backup performance
Acronis Cyber Protect Cloud, Acronis Backup: how to access and recover a file from mobile backup
Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to back up a mobile device
Acronis Backup 12: Setting Up Language in UEFI Mode of Bootable Media
Acronis Cyber Backup 12.5 and 12: security guidelines
Acronis Cyber Backup 12.5 and Acronis Cyber Protect Cloud: how to configure additional network in Agent for VMware (Virtual Appliance)
Acronis Backup: How to Set Up Exclusions when Backing Up Mounted File Systems
Acronis Cyber Protect, Acronis Cyber Backup: Backing Up MySQL
Business Products: how to check if your support program is valid
How to turn off the automatic renewal of a subscription
Acronis Cyber Backup 12.5 and 12: unattended installation
Acronis Cyber Protect, Acronis Cyber Backup: Changing Temp Files and Folder Location
Acronis Cyber Protect, Acronis Cyber Backup: all or some VMware virtual machines do not appear in the console
Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to pre-compile Linux SnapAPI module
Acronis Cyber Protect Cloud, Acronis Cyber Backup: How to disable VDDK transports on agent
Acronis Cyber Protect: Migrating Machines to Amazon EC2 and Microsoft Azure
Acronis Cyber Backup: Backing Up SQL Databases with Transparent Data Encryption
Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to restore files from backups of NTFS volumes with Windows native Data Deduplication
Acronis Cyber Backup: Managing Throttling Policies When Working with Exchange
Acronis Cyber Backup 12.5 and 12: how to set up Gmail as Email server
Acronis Cyber Backup: Using Acronis Bootable Media to Boot in RHEV
Backing Up a NAS Unit
Making Acronis Products Compatible with Antivirus Software

Technical Questions & Known Solutions - Installation, Update

Acronis Software: Upgrade or Installation Leads to "Fatal Error During Installation"
Acronis Products: Installation Fails with "An error occurred during the installation of assembly" "Microsoft.VC80.CRT,publicKeyToken"
Acronis Cyber Backup: Troubleshooting Installation Issues
Acronis Software: Installation fails with "MainEngineThread is returning 1603" or "MainEngineThread is returning 1618"
Acronis products: Installation log shows message "Failed to grab execution mutex. System error 258."
Acronis Products: After uninstalling Acronis product the entry in software list remains.
Acronis Cyber Backup: installation on ARM-powered PC fails with "This app can't run on your PC"
Acronis Cyber Backup 12.5: Execution of the .exe installation file must be explicitly allowed due to security settings
Acronis business backup solutions and Acronis True Image Cannot Be Installed on the Same Machine
Acronis Cyber Backup, Acronis Cyber Protect: Installation on Debian Fails with "Cannot execute binary file"
Acronis Cyber Backup 12.5: installation fails on Windows Server SBS 2003 or Windows XP

Technical Questions & Known Solutions - Licenses and Quotas

"Subscription license will expire soon/expired" alerts
Acronis Cyber Backup: "Quota almost reached" alert

Technical Questions & Known Solutions - Agent Registration

Acronis Cyber Backup Advanced: Adding a Machine to Acronis Management Server Errors Out with "Failed to add machine to the management server"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: manual registration of backup agent fails with “Failed to encrypt data. The system cannot find the file specified”.

Technical Questions & Known Solutions - Backup

Acronis Cyber Protect: Backup Fails with "There is not enough space on the volume where the snapshot storage is located"
Acronis Software: Troubleshooting Scheduled Backup Issues
Acronis Cyber Protect: Application-aware backup fails with "Failed to get the metadata from the 'VMware Snapshot Provider' extension library" or "VSS metadata is missing or corrupt"
Acronis Cyber Backup 12.5: Troubleshooting mailbox backup failure
"Backup status is unknown" alert
"Backup is corrupted" alert
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Hyper-V virtual machine backup fails with "Failed to obtain associated virtual system settings"
Acronis Cyber Backup: Disk Backup with Acronis VSS Provider Fails on Windows SBS and domain controllers
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup Fails with "All items specified for backup do not exist", "None of the items selected for backup were found", or "The following selected disks are not found"
Acronis Cyber Backup: "Backup is waiting" alert
Acronis Cyber Protect, Acronis Cyber Backup: Backup Fails with "Logon failure: unknown user name or bad password"
Acronis Cyber Backup: Backup fails with "Access to the file is denied"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: "Backup plan is canceled" alert or "The operation is canceled by the user" warning
Acronis Cyber Backup: virtual machine backup troubleshooting guide
Acronis Cyber Backup Software: "Failed to create volume snapshot"
Acronis Backup: troubleshooting backup or recovery from Command-line issues
Acronis Cyber Backup: Troubleshooting vSphere Snapshot Issues
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Hyper-V Virtual Machines are Unavailable during Snapshot Creation
Acronis Cyber Backup: backup completes with warning "Link target was not backed up" or "The file is out of backup scope"
Acronis products: backup to cloud fails with "Failed to resolve hostname"
Acronis Cyber Protect: Single-Pass Backup of MS SharePoint Server Fails with "Database is already open and can only have one user at a time"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup fails with "VSS writer 'SqlServerWriter' with class ID 'A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A' has failed to process the snapshot"
Acronis Backup 12: backup of virtual machines fails with "The management server is not available for more than 30 days"
Acronis Backup 12: disk-level backup under bootable media to an USB drive fails
"Backup did not start" alert
Acronis Cyber Backup: backup fails with "The operation has timed out"
Acronis Cyber Backup: "There hasn't been a successful backup for more than X days" alert
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup fails with 'The shadow copy provider had an unexpected error while trying to process the specified operation'
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup fails with "CRC error" or "Failed to read the snapshot"
Acronis Cyber Backup: Backup Fails with 'The semaphore timeout period has expired'
Acronis Cyber Backup Advanced: Troubleshooting Tape Detection Issues
Acronis Backup: Corrupted MFT, Run List, Block Bitmap or Index forces Sector-by-Sector backup mode
Acronis Cyber Backup: Backup Fails with "Cannot back up virtual machines of the ESX/ESXi server because the "vStorage APIs" feature is not installed on the server"
Acronis product fails to back up a VMware virtual machine with "Creating a quiesced snapshot failed" or "An error occurred while quiescing the virtual machine"
Acronis software: *.OST-file is not backed up
First cloud backup is slow
Acronis Backup Software Creates Large Incremental or Differential Backup Archives
Acronis Virtualization: Backup of Virtual Machine Fails with "Failed to open the virtual machine"

Technical Questions & Known Solutions - Restore

Acronis Backup Software: BSoD after Restore to New Hardware with "Stop 0x0000007B" Due to Missing Drivers
Acronis Cyber Backup: Hyper-V replica VMs have inconsistent state after recovery
Acronis Cyber Protect, Acronis Backup for Linux: LVM Structure Cannot Be Partially Restored during Automatic Mapping
Acronis Cyber Backup: recovery of a Windows Server 2008 hangs at 88%
Acronis Cyber Backup: Troubleshooting Recovery Failures
Acronis Cyber Backup: warning during restore "A required privilege is not held by the client"
Acronis Cyber Protect, Acronis Cyber Backup: How to Restore Files and Folders from Cloud (Web Restore)
Acronis Cyber Backup: Recovery of an Exchange database fails with "It is not allowed to overwrite database during recovery"

Technical Questions & Known Solutions - Bootable Media

Acronis Bootable Media Does Not Detect HDD, RAID or NIC
Acronis software: NVMe drives in RAID mode are not detected by Linux-based bootable media and Acronis startup recovery manager

Technical Questions & Known Solutions - Antimalware Protection

Acronis Cyber Backup: "Active Protection service not working" alert

Technical Questions & Known Solutions - Other Issues

Acronis software creates a temporary file during snapshot
Acronis Software: Troubleshooting application lockups
Acronis Backup Advanced for Exchange: Backup, Restore, Or Browse Fails with Errors
Acronis software: operation Fails with "The activity state has been repaired after unexpected failure"
Acronis Cyber Backup Advanced for Exchange: "The Exchange server has responded that the mailbox quota is exceeded"
Acronis Backup 12: email notifications are not sent after reinstallation of Acronis Management Server
Acronis Backup: Troubleshooting Pre/Post Commands Issues
Acronis Software: Troubleshooting Application Crashes
"Backup finished with warning", "Activity finished with warning", "Activity failed" alerts
Acronis Software: Troubleshooting Linux Operating System Lockup
Acronis Cyber Backup: Troubleshooting Performance Issues
Acronis Backup: activating a cloud subscription fails with "License key is not valid" or "Account does not have available subscription"
Acronis Cyber Backup: "Machine is offline for more than X days" alert
Acronis Cyber Protect: Acronis services are not running or connection to Acronis Agent fails with "Failed to establish local connection"
Acronis Cyber Backup: operations with a virtual machine fail with "NBD_ERR_NETWORK_CONNECT"
"Validation failed" alert
Acronis backup products: Slow detection of some USB drives
Acronis Backup 12: Adding Local Machine to Management Server Fails during Upgrade from Acronis Backup 11.7
Acronis Backup 12: "Functionality is not available under the assigned license" error
"Backup/Activity is not responding" alert
Acronis Cyber Protect, Acronis Cyber Backup: all or some VMware virtual machines do not appear in the console
Acronis Cyber Backup: Troubleshooting HDD Detection Issues
Acronis Cyber Backup: logging in to the backup console fails for a user without a password
Acronis Cyber Backup: mms.exe or ams_web_service.exe crashes on Windows 10 Creators Update (build 1703)
Acronis Software: Troubleshooting Windows Operating System Lockup
Acronis Bootable Media Does Not Detect HDD, RAID or NIC

Troubleshooting

Acronis Cyber Protect, Acronis Cyber Backup: Cleanup Utility
Acronis Cyber Backup 12.5 and Acronis Cyber Protect 15: how to collect system information
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15 and Acronis Cyber Backup 12.5: Connection Verification Tool
Acronis Cyber Cloud: access ports and hostnames
Acronis Software: Making Acronis Products Compatible with Third-Party Firewall Software
Acronis Backup 12: Manually Adding Machine to Management Server
Creating the SNAPAPI Module in Acronis Backup Software for Linux
Acronis Backup: Collecting SnapAPI Logs
Linux System Report
Acronis Backup 12: Windows Services and Processes
Acronis Cyber Backup 12.5 and 12: how to collect debug logs (Linux)
Acronis Cyber Backup: SFTP Log
Acronis cloud certificate location
Acronis Backup 12: OS X Services and Processes
Acronis Cyber Backup 12.5 and 12: how to collect debug logs (Windows)
Acronis Cyber Protect, Acronis Cyber Backup: Changing Temp Files and Folder Location
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Collecting VMware VDDK Logs
Acronis Cyber Backup: Enabling Automatic Dump Creation for Acronis Processes