Skip to main content
Knowledge Base
My account
English
Deutsch
日本語
Français
Italiano
Español
Search
Search
In
Any
Acronis True Image 2021
Acronis Disk Director 12 Home
Acronis Cyber Backup 12.5
Acronis Snap Deploy 6
Acronis Detection and Response
Acronis Disk Director 12.5
Acronis Cyber Files
Acronis Files Connect (formerly ExtremeZ-IP)
MassTransit
Acronis Cloud Manager (formerly 5nine Cloud Manager)
Acronis Cloud Migration (formerly 5nine Cloud Migration)
Acronis Cloud Security (formerly 5nine Cloud Security)
Acronis Manager Standard (formerly 5nine Manager Standard)
Acronis DeviceLock DLP
Acronis Cyber Protect Connect
Acronis DLP in Acronis Cyber Protect Cloud
Acronis Cyber Disaster Recovery Cloud
Acronis Cyber Infrastructure
Acronis Cyber Files Cloud
Acronis Cyber Appliance
Acronis Cyber Cloud Integration with WHMCS
Acronis Cyber Platform
Acronis Backup Advanced for vCloud
Acronis Disaster Recovery Service (formerly nScaled DRaaS)
Acronis Revive 2019
ArchiveConnect
Acronis Ransomware Protection
Acronis Monitoring Service
Acronis Storage
Acronis Storage Gateway
Acronis Backup 12
Acronis Backup 11.7
Acronis Disk Director 11 Advanced
Acronis Backup for VMware 9
Acronis Backup Service
Acronis Backup 11.5
Acronis Backup and Recovery 11
Acronis Backup and Recovery 10
Acronis True Image 2020
Acronis True Image 2019
Acronis True Image 2018
Acronis True Image 2017
Acronis True Image 2016
Acronis True Image 2015
Acronis True Image 2014
True Image 2013 by Acronis
True Image Lite 2013 by Acronis
Acronis True Image Home 2012
Acronis True Image Home 2011
Acronis True Image Home 2010
Acronis True Image Home 2009
Acronis Disk Director 11 Home
Acronis Disk Director 10.0
Acronis Revive 2017
Acronis vmProtect 8
Acronis Recovery for Microsoft Exchange / for MS SQL Server
Acronis True Image Echo / 9.1
Acronis Snap Deploy 5
Acronis Snap Deploy 4
Acronis Snap Deploy 3
activeEcho & mobilEcho
Acronis Migrate Easy 7.0
Acronis Drive Cleanser 6.0
Acronis Drive Monitor
FAQs & Hot Topics
List of support options for Acronis products
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 Backup & Recovery: Import and Export of Backup Plans
Acronis Backup 11.7/11.5 and Acronis Backup & Recovery 11: Databases and Logs
Acronis Software: exclude program folders and executables from antivirus and other security programs
Backup archive compatibility across different product versions
Acronis Backup & Recovery 11 System Requirements
Acronis Universal Restore
How to find the serial number of your Acronis product
Keyboard Navigation in Acronis Bootable Media
Acronis Backup to Cloud: Initial Seeding and Large Scale Recovery Country Availability
Acronis Backup to Cloud: Initial Seeding
Volume Size Supported by Acronis Software
Acronis Backup & Recovery: Types of Installation Files
Acronis Bootable Media: Use Only 32-Bit Drivers for WinPE-Based Devices Recognition
Blu-Ray Disc Support in Acronis Products
Acronis Drive Monitor Integration with Acronis Products
Acronis Backup & Recovery 11 Editions
Acronis Backup Vaults
Acronis Backup: Required User Permissions for Local and Remote Management
Acronis Bootable Media
Acronis Products: SNMP Support
Acronis Backup & Recovery 11: Permissions on Vaults
Acronis Backup Advanced 11.5 for Hyper-V: Agentless Backup of VMs on SMB 3.0 Shares Is Not Supported
Acronis Software: free VMware ESXi support
Acronis Backup & Recovery 11 Cleanup Utility
Acronis Backup & Recovery 11: Staging
Acronis Cyber Protect Advanced, Acronis Cyber Backup Advanced: Tape Support
Restore Scenarios of Server Clusters
Acronis Backup: Retention of Backups
Acronis Backup Advanced: Compatibility of Centralized Unmanaged Vaults Across Different Product Versions
Ext4 Support in Acronis Products
Acronis Backup & Recovery 11: Supported Operating Systems
Acronis Backup: Archives and Backups
Acronis Backup Advanced: Tape Pools
Acronis Backup to Cloud: Initial Seeding Licensing
Acronis Backup: "Itzam" Folder
Acronis Cyber Backup and Acronis Snap Deploy Comparison
Acronis Smart Error Reporting
Initial Seeding: supported HDD types
Acronis Backup and Recovery 11: Components Compatibility with Acronis Backup and Recovery 10
Wake-On-LAN Technology Used in Acronis Backup Advanced
Acronis Cyber Backup: DFS Support
Acronis Backup & Recovery 11: Licensing
Acronis Backup to Cloud: Disk Defragmentation Is Not Recommended
Acronis Backup & Recovery 11 Virtual Edition: Distribution of Virtual Machines among Agents
Acronis Backup & Recovery 11 Advanced: Technical Upgrade Sequence
Compatibility of Acronis Backup Software with PGP Software
Acronis Backup Advanced 11.5: Tape Write Block Size Cannot Be Changed
Acronis Backup & Recovery 11: Tape Compatibility Table
Show all articles
How-tos
How to download Acronis bootable media ISO
Creating an MS Installer Log of Acronis Software
Creating the SNAPAPI Module in Acronis Backup Software for Linux
Acronis Backup & Recovery 11: Manual Uninstallation
Acronis Backup Advanced: Cleaning Acronis Management Server Database
Acronis Backup & Recovery 11: Changing Default Catalog Database Folders
How to find the serial number of your Acronis product
Acronis Backup: Using Acronis Media Builder to Build WinPE with Acronis Plug-In
Acronis Backup Advanced 11.5: Cleaning Acronis Storage Node Database
Acronis Backup to Cloud: How to Increase Storage Quota
Acronis Backup & Recovery 11: Generating System Report
Acronis Cyber Backup Advanced: Manually Detaching a Managed Vault
Acronis Backup & Recovery: Connecting to Acronis Bootable Media
Acronis Backup Advanced: Finding Backups in Offline Managed Vault
Acronis Backup: Switching between Removable/Fixed Mode of RDX and USB Drives
Acronis Backup and Recovery 11: Installation
Acronis Backup: Specifying Task Credentials
Acronis Backup 11.7/11.5 and Acronis Backup & Recovery 11: Adding Acronis Plug-In to WinPE 2.x or 3.x ISO
Acronis Backup & Recovery 11: How to Export Logs from Acronis Management Console
Acronis Backup & Recovery 11: Requesting SnapAPI Logs
Acronis Backup & Recovery Advanced: Upgrading Acronis Agent Remotely
Acronis Backup & Recovery Online: Purchasing Large Scale Recovery
Acronis Backup software: Installation on a Read-Only Domain Controller
Changing Keyboard Language in Acronis Bootable Media
Acronis Backup Advanced: How to Force Tape Detection
Acronis backup software: Using custom SnapAPI Module in Linux
Acronis Backup & Recovery 11: Granular Upgrade
Acronis Backup: Backing Up to NAS
Acronis Backup 11.7: Creating Acronis Bootable Media
Acronis Backup: Setting Up E-Mail Notifications
Acronis Backup: Using Microsoft VSS instead of Acronis VSS
Acronis Backup and Recovery: Backing Up and Restoring Domain Controller
Acronis Cyber Backup Advanced: Changing the TapeLocation Folder
Acronis Backup & Recovery 11 Server for Linux: Installation
Acronis Backup Advanced 11.7: Preparing Machines for Remote Installation
Acronis Backup Advanced: Adding Storage Node to Acronis Management Server
Acronis Backup to Cloud: Large Scale Recovery
Acronis Backup Advanced: Moving Vaults on Acronis Management Server
Acronis Backup & Recovery 11: Restoring to Dissimilar Hardware with Universal Restore
Acronis Backup to Cloud: Finding the Datacenter Address
Acronis Backup & Recovery Online: Converting Trial Online Backup Subscription into Full
Acronis Backup and Recovery 11: Upgrading Virtual Appliance via vCenter Fails
Acronis Backup & Recovery 11 Standalone: Upgrading from Acronis Backup & Recovery 10
Acronis Backup & Recovery 11: LAN-Free Offloaded Backup of Virtual Machines
Acronis Backup and Recovery 11: Upgrading Centralized Managed Vaults on Tapes
Acronis Backup & Recovery 11: USB Tape Drive Support
Acronis Backup Advanced: Tool for finding backups in offline managed vault
Acronis Cyber Backup: Managing Throttling Policies When Working with Exchange
Acronis Backup to Cloud: Purchasing Initial Seeding
Acronis Backup & Recovery 11 Advanced: Upgrading from Acronis Backup & Recovery 10
Show all articles
Technical Questions & Known Solutions - Installation, Update
Acronis backup software: installation fails with "Failed to grant priviledge to user" or "Failed to add user to group 'Backup Operators'"
Acronis Software: Upgrade or Installation Leads to "Fatal Error During Installation"
Acronis Backup: Installation of Acronis Agent Fails with "CertificateUri is null"
Acronis Products: Installation Fails with "An error occurred during the installation of assembly" "Microsoft.VC80.CRT,publicKeyToken"
Acronis Cyber Backup: Troubleshooting Installation Issues
Acronis Backup 11.7/11.5: Reboot Is Required after Installation on Windows XP
Acronis Backup Advanced: Troubleshooting Remote Installation Issues
Acronis Backup: Installation Fails on Read-Only Domain Controller
Acronis Backup: Installation of Enhanced Write Filter (EWF) Manager Deletes fltsrv String from Upper Filters
Acronis Backup Advanced: Connection Attempt Fails with "Only Acronis Agent Core is installed"
Acronis Products: After uninstalling Acronis product the entry in software list remains.
Acronis business backup solutions and Acronis True Image Cannot Be Installed on the Same Machine
Acronis Backup Advanced 11.7/11.5: Installation of Management Console Fails with Error "Failed to get installed VMware Clients ids."
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"
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 Backup Advanced: "There is no license required to perform the operation with 'name'"
Acronis Software: Troubleshooting Scheduled Backup Issues
Acronis Cyber Backup: Disk Backup with Acronis VSS Provider Fails on Windows SBS and domain controllers
Acronis Backup Software: Backup Fails with "Cannot Continue Backup. There Is Not Enough Free Space on the Drive Where the Snapshot Cache File Is Located."
Acronis Backup Software: VSS Backup Fails with "Failed to create volume snapshot" on a Machine with Microsoft SQL Server 2000
VSS Locks Partition after Running a Backup
Acronis Backup: The Speed of Citrix XEN 5.6 Virtual Machine Backup to a Network Share Is Slow
Acronis Backup 11.7/11.5/11 Errors Out with "A problem with licenses has occurred" or "Feature is disabled"
Acronis Backup: Scheduled Backup Plan Issues Caused by Antivirus Software
Acronis Cyber Backup: virtual machine backup troubleshooting guide
Acronis Cyber Backup Software: "Failed to create volume snapshot"
Acronis Backup Advanced: Troubleshooting Deduplication Backup Failures
Acronis Products: Virtual machine backup fails with "Awaiting task 'CreateSnapshot' has failed. Reason: File is larger than the maximum size supported by datastore"
Acronis Backup 11.7/11.5: "Cannot back up this virtual machine because it is replicated"
Acronis Cyber Backup: Backup Fails with 'The semaphore timeout period has expired'
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"
First cloud backup is slow
Acronis Backup 11.7/11.5: Backing Up to Removable Devices with Regular Drive Swaps
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 11.7/11.5 and Acronis Backup & Recovery 11: Restore Wizard Shows Not More Than 5.000 Files
Acronis Backup: After Restoring Red Hat Enterprise Linux 4.6 x64 into an Red Hat Enterprise Virtualization Virtual Machine Booting Fails with Kernel Panic
Acronis Backup Software: BSoD after Restore to New Hardware with "Stop 0x0000007B" Due to Missing Drivers
Acronis Backup: Acronis Active Restore Does Not Support GPT Disks
Acronis Software: Troubleshooting Universal Restore and Bootability Issues
Technical Questions & Known Solutions - Bootable Media
Acronis Bootable Media does not detect HP Smart Array B110i, B120i, B140i, B320i, S110i
Technical Questions & Known Solutions - Other Issues
Acronis software creates a temporary file during snapshot
Acronis Backup 11.5: ARSM and Tray Monitor Are Always Installed in the Default Folder
Acronis Backup & Recovery 11: Scheduled Backup to USB Fails with "Failed to open the backup location"
Acronis Backup: "Deployment has failed: task ID is empty"
Acronis Backup & Recovery 11: Bootable Media: Restoring Disk Backup into Original Location on ESX(i) 4.0 and 4.1 Fails with "Failed to copy disks"
Acronis Backup & Recovery 11 Virtual Edition: Virtual Appliance Cannot Restore Files from Disk Backup
Acronis Backup Advanced: Managed Vault Is Unavailable after Storage Node Re-Installation
Acronis Backup & Recovery 11.5: Connection to Agent Fails with "The requested license holder cannot be found" caused by incorrect credential storage information
Acronis Backup & Recovery 11: Installation Rollback "Failed to adjust certificates folder security."
Acronis Backup & Recovery: Restore or Validation Fails with 0x00A10007
Acronis Backup Software: Slow Windows Shutdown or Restart
Acronis Backup Software: Task With ID XXX Does Not Exist
Acronis Backup & Recovery: Scheduled Backup Plan Fails with "Logon failure: unknown user name or bad password"
Acronis Backup: Shutdown Post-Backup Command Prevents Other Tasks in Plan from Executing
Acronis Products: Backup Fails When AhnLab Antivirus Is Enabled
Acronis Backup & Recovery: Connection to Local Machine Errors Out with Error Code 0x00AD0003+0x00030002+0x0000FFF0
Acronis Backup: Unmanaged Vault Cannot Be Deleted if Vault Location Is Unavailable
Acronis Backup: Do Not Run Acronis Managed Machine Service under the Local System Account
Acronis Backup & Recovery 11: Backup Plan Creation Fails with 0x0135000F
Acronis Backup & Recovery: Connection Errors Out with Error Code 0x00AD0003+0x00030422
Acronis Backup 11.5: Bootable Media Does Not Show Backups Created from Previous Version
Acronis Cloud Backup: Backup to Acronis Cloud Storage Fails with "The certification server is unavailable"
Acronis Backup: "Failed to send message" and Error Code 0x014F0020+0x014F001D
Acronis Backup Advanced: Connection to Acronis Agent Errors Out with 0x00AF0014+0x00AD0003+0x00030002+0x0000FFF0+0x80070002
Acronis Backup & Recovery Online: Trial and Full Subscription Type Must Match
Boot from Acronis PXE Server Fails with "Acronis Loader fatal error: At least 512 Kb of conventional memory required to start Acronis Loader"
Acronis Backup & Recovery 11: The Acronis Managed Machine Service and Acronis Storage Node Service Unexpectedly Stop After Updating to Build 17437
Acronis Backup & Recovery 11: Disks and Volumes Are Not Shown in "What to backup"
Acronis Product Fails to Validate Backup with "Insufficient system resources exist to complete the requested service"
Acronis Backup Advanced: Connection Errors Out with "Required Service is Unavailable" and Error Code 0x00AD0003+0x00030431
Wake-On-LAN Does Not Work after Hard Shutdown
Acronis Snap Deploy 4: Restart Acronis Managed Machine Service After Installation Over Acronis Backup & Recovery
Acronis Backup Advanced: Remote Installation Fails With "Failed to get information about remote machine"
Acronis Backup Advanced: Adding Machine to Management Server Fails with "Failed to migrate data to license server"
Acronis Backup: "Failed to check the license key. The key is disabled"
Acronis vmProtect 7: Hosts Take Incorrect Number of Licenses
Acronis Backup Displays "This program might not have installed correctly" during Installation on Windows 7 x64 or Windows Server 2008 R2 x64
Acronis Backup & Recovery 11: ESX 5 Is Unbootable after Restore from Acronis Bootable Media
Acronis Backup 11.7/11.5: E-mail Notification Fails with "response : 535 5.7.3 Authentication unsuccessful"
Acronis Backup 11.5: Remote Installation Does Not Succeed if the Windows Installer Version Is Older Than 3.1
Acronis Backup & Recovery 11: Adding a Machine to Acronis Management Server Errors Out with "Failed to get information about remote machine"
Acronis Backup & Recovery 11: Backup to Tape Fails with "ID unknown. Impossible to get library using this ID"
Folder Exclusion in Acronis Backup & Recovery Does Not Work without the Closing Slash
Acronis Bootable Media Cannot Detect Disks on Fujitsu-Siemens Esprimo V6555
Acronis Backup & Recovery Bootable Media Created in Linux Fails to Restore Files or Folders to Original Place
Acronis Software: Troubleshooting Application Crashes
Acronis Backup: Troubleshooting Pre/Post Commands Issues
Acronis Backup & Recovery: Restoring Archives from a Centralized Unmanaged or Managed Vault Using Acronis Bootable Media
Acronis Backup & Recovery 11.5: Acronis Storage Node Operation fails with "The requested operation could not be completed due to a file system limitation "
Acronis Backup & Recovery 11: Restore Fails If There Is a System Dynamic Disk and a Reboot is Required on UEFI-GPT Systems
Show all articles
Troubleshooting
Acronis Backup Advanced 11.7/11.5 and Acronis Backup & Recovery 11: Troubleshooting Script for Acronis Management Server
Acronis Backup: Events in Application Event Log of Windows
Acronis Backup 11.7/11.5 and Acronis Backup & Recovery 11: Databases and Logs
Acronis Software: Making Acronis Products Compatible with Third-Party Firewall Software
Acronis Product Does Not Detect Hard Disks in Windows
Creating the SNAPAPI Module in Acronis Backup Software for Linux
Collecting Acronis Backup & Recovery 10 Agent for ESX/ESXi Virtual Appliance Logs
Arconis Backup Advanced: Troubleshooting Wake-On-LAN Issues
Acronis Backup Advanced 11.7/11.5: Enabling Automatic Dump Creation on Storage Node
Acronis Backup 11.7 prior to U1: collecting debug logs
Acronis Software: Allowing Acronis Products Through Firewalls