All articles related to Acronis Cyber Protect Cloud

User Guide
Release Notes

Articles for internal use

How to check whether Acronis DLP Agent (Device Control) is causing issues

FAQs & Hot Topics

Acronis Cyber Cloud FAQ
Acronis Cyber Cloud: FAQ for trial users
Acronis Cyber Protect Cloud: Device or plan has a Warning or Failed status although there are no alerts in console
Acronis Cyber Protect: Many "Running smart recommended actions" activities in pending or failed state
Acronis Cyber Protect Cloud: Legacy editions no longer available in Management Portal
Acronis Cyber Cloud: Downloading APS package
Acronis Cyber Cloud Omnivoice integration: Omnivoice FAQ

Security Updates

Acronis Agent Update C21.07: Security Content
Acronis Agent Update C21.06: Security Content
Acronis Agent Update C21.03: Security Content

Licensing, Requirements, Features & More

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
Acronis Cyber Protection: comparison of editions
Acronis Cyber Cloud: released builds
Acronis Universal Restore
Acronis Cyber Protect Cloud, Acronis Cyber Backup: required managed machine service user rights
Acronis Cyber Cloud services availability by datacenter
Acronis Cyber Cloud API
Acronis Software: free VMware ESXi support
Acronis Cloud security and privacy
Retention rules: how and when they work
Windows 10 support in Acronis products
Acronis Cyber Protect Cloud: Speed Test utility
Ext4 Support in Acronis Products
Acronis Cyber Protect Cloud: where can backups be stored
Acronis Cyber Protect Cloud: local storage usage calculation
Acronis Cyber Backup: KVM support
Acronis Cyber Protect Cloud: 'version 12' backup format (archive3)
Acronis Cyber Protect: compatibility with Windows BitLocker
Acronis Cyber Protect Cloud: Windows Services and Processes
Active Protection for Linux: Supported kernel versions
Solid state drive support in Acronis products
macOS Big Sur (11.0) support in Acronis products
Acronis Products: Windows Server 2012 support
Available languages of Acronis products
Acronis Cyber Protect: kernel 5.9+ support
Windows 8 support in Acronis products
Acronis Cyber Protect Cloud: Legacy editions no longer available in Management Portal
Acronis Cyber Protect Cloud: what devices and environments can be backed up
Acronis Cyber Protect Cloud: Recommendations for recovering large SharePoint Online sites
Acronis Cyber Protect: is Acronis Secure Zone included in Entire Machine backup?
Acronis Cyber Protect Cloud: 4 instances of mmsmonitor.exe
Acronis backup software: Windows mapped network drives are not supported
Acronis Cyber Protect Cloud: Services in macOS
Acronis Cyber Protect: LDM volumes support
Acronis Cyber Protect Cloud: what happens with data when Plan/Agent is deleted
Acronis Cyber Protect, Acronis Cyber Backup: supported VMware vSAN versions
Acronis Cyber Protect Cloud: deployment implementations
Acronis Cyber Protect Cloud: archive structure of multi-full backup in a local storage
Acronis Cyber Protect Cloud, Acronis Cyber Backup: vCenter Server Virtual Appliance support
vCloud Air support
Acronis Cyber Cloud: Downloading APS package
Acronis Cyber Protect Cloud, Acronis Cyber Backup: SQL Server FileStream support
Backup Extension for Windows Azure Pack
Initial Seeding: supported HDD types
Third-party software used in Acronis Cyber Protect Cloud
Acronis DLP: The list of exceptions necessary to ensure smooth operation in conjunction with antivirus software
Acronis Cyber Protect Cloud: storage and devices quotas and overage
Acronis Cyber Protect Cloud: FileVault 2 support

How-tos

Acronis Cyber Protect Cloud: Collecting system report
Acronis Cyber Protect Cloud: Registering backup agent manually
Acronis Cyber Protect Cloud: Installing Agents
Acronis Cyber Protect Cloud: backing up a NAS
Acronis Cyber Cloud: Branding Web Console URL
Acronis Cyber Cloud: New Advanced licensing and EoL of Legacy licensing
Acronis Cyber Protect Cloud: how to create a WinPE-based bootable media
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Restoring to Dissimilar Hardware with Universal Restore
Acronis Cyber Protect Cloud: how to assist end users with uploading large amounts of data to cloud or downloading them from cloud
Making Acronis Products Compatible with Antivirus Software
Acronis Cyber Protect Cloud: How to restore disks
Acronis Cyber Protect Cloud: using Physical Data Shipping and Large Scale Recovery services
How to change startup options on Apple T2 chip
How to check whether Acronis DLP Agent (Device Control) is causing issues
Acronis Cyber Protect Cloud: How to restore files
Acronis Cyber Protect Cloud: Unattended Installation and Repairing of Agents on Windows
Acronis Cyber Protect Cloud: how to turn business and service notifications on and off
Acronis Cyber Protect Cloud: how to update to the latest build
Acronis Cyber Protect, Acronis Cyber Backup: Backing Up MySQL
Acronis Cyber Protect Cloud: How to switch to new Advanced licensing in Management portal
Acronis Cyber Protect Cloud: How to enable debug logs on Virtual Appliance
Acronis Cyber Protect Cloud: how to validate an archive using acrocmd
Acronis Cyber Protect Cloud: how to enable debug logs
Acronis Cyber Protect Cloud: how to change storage and agents quotas and overage
Acronis Cyber Protect Cloud: manual uninstallation
Acronis Cyber Protect, Acronis Cyber Backup: How to back up domain controller
Acronis Cyber Protect, Acronis Cyber Backup: how to continue backing up to an existing archive with a new backup plan
Acronis Cyber Cloud: how to change Cloud resources on tenant level
Acronis Cyber Protect, Acronis Cyber Backup: How to change log rotation settings
Acronis Cyber Protect Cloud, Acronis Cyber Backup: how to export Microsoft 365 archives from Cloud to local storage
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Changing Temp Files and Folder Location
Acronis Cyber Protect Cloud: Acronis Agents auto-update (mass update)
Acronis Cyber Protect Cloud: How to send logs from mobile app
Acronis Cyber Cloud: how to add a backup location based on Acronis Cyber Infrastructure
Acronis Cyber Protect Cloud: How to find Tenant ID
Acronis Cyber Cloud: How partners using own custom integrations can switch to new Advanced licensing
Acronis Cyber Protect Cloud: how to back up files or folders to cloud
Acronis Cyber Protect Cloud: how to change a Backup Account
Acronis Cyber Protect: Migrating Machines to Amazon EC2 and Microsoft Azure
Acronis Cyber Protect Cloud: How to prepare non-built-in administrator user to be used for application protection on Hyper-V VM
Acronis Cyber Protect Cloud: how to change agent credentials with a pre-backup command
How to purchase Acronis products
Acronis Cyber Protect Cloud: how to upgrade to the new cloud-to-cloud Microsoft 365 backup in version 7.8
Acronis Cyber Protect Cloud, Acronis Cyber Backup 12.5: how to disable Cyber Protection Monitor
How to collect procmon logs as part of backup plan using scripts in pre/post commands
Viewing Build Number in Acronis Products
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backing up to removable devices with regular drive swaps
Acronis Cyber Cloud APS integration: Switching to the Advanced licensing of Acronis Cyber Protect Cloud
Acronis Cyber Protect, Acronis Cyber Backup: How to change MMScurrentMachineID and InstanceID
Acronis Cyber Protect Cloud: how to move an account to another group

Technical Questions & Known Solutions - Installation, Update

Acronis Cyber Protect Cloud: Compatibility with RHEL/CentOS/CentOS-stream Linux kernel versions 4.18.0-315 to 4.18.0-xxx
Acronis Cyber Protect Cloud, Acronis Cyber Backup: "0x530128 SOAP 1.1 fault: SOAP-ENV:Client" error
Acronis Cyber Protect: Installation in Linux finishes with "Failed to build the SnapAPI kernel module"
Acronis backup software: installation fails with "Failed to grant priviledge to user" or "Failed to add user to group 'Backup Operators'"
Acronis products: Installation log shows message "Failed to grab execution mutex. System error 258."
Acronis Cyber Protect integration with Plesk/cPanel: Agent installation on AlmaLinux fails with "NotSupportedLinuxDistrError: Unsupported linux distributive "almalinux"
Acronis Cyber Protect Cloud: Agent installation fails on registration step with "Error 0x26a001a: Random bytes generation failed"
Acronis Cyber Protect: installation fails with "This distribution of Acronis Cyber Protect Agent can only be installed on Mac with Apple Silicon CPU"
Acronis Cyber Protect Cloud: Agent installation fails with "Failed to install the Visual C++ Redistributable Package"
Acronis Cyber Protect Cloud: update may fail on Win7, 8, 8.1 in case Microsoft Visual C++ Redistributable runtime is not installed
Acronis Cyber Protect Cloud: Agent installtion or registration fails with "error 0x2260006: Could not resolve host: localhost"
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 Protect Cloud: Agent installation on Domain Controller fails with LocalGroupAdd errors
Acronis Cyber Protect Cloud: "The following software is not compаtible with the product you are going to install" error during installation
Acronis Cyber Protect: backup or Agent installation fails when using Agent 26822 or later
Acronis Cyber Protect Cloud: Attempt to add cloud Agent for Microsoft 365 results in downloading local Agent for Microsoft 365
Acronis Cyber Protect Cloud, Acronis Cyber Backup: installation of Agent for SQL fails in Windows Server 2003, if Agent for Windows is already installed
Acronis business backup solutions and Acronis True Image Cannot Be Installed on the Same Machine
Acronis Cyber Protect Cloud: Impossible to deploy cloud Agent for Microsoft 365
Acronis Backup for Plesk/cPanel: Update of Linux machine to build 22750 fails with "Mount points of kernel module 'snumbd26' are detected"
Acronis Cyber Protect Cloud: installation fails with "An error occurred during the installation of assembly" and "Microsoft.VC80.CRT,publicKeyToken"
Acronis Cyber Protect Cloud: installation fails with 'The digital signature of the object did not verify'
Acronis Cyber Protect Cloud: Virtual Appliance update does not start
Acronis Cyber Protect: How to change default port of mms.exe process (Acronis Managed Machine service)
Acronis Cyber Protect: Snapapi fails to build on CloudLinux 7 with a hybrid kernel
Acronis Cyber Cloud: Upgrade to Acronis APS package v2.2-2503 fails with "SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed"
Acronis products: Installation fails while installing over a previously deleted product
Acronis Cyber Protect Cloud: Remove update of Acronis Agent on Linux with cPanel fails with "Create temp file /var/tmp/def_config error"
Acronis Cyber Protect Cloud cannot be installed on the machine with R1Soft
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 Cloud, Acronis Cyber Backup: installation fails with "MainEngineThread is returning 1632"
Acronis Cyber Cloud Integration with ConnectWise Automate: Agent update Automate script fails
Acronis Cyber Protect Cloud: Live update does not start
Acronis Cyber Backup, Acronis Cyber Protect: Installation on Debian Fails with "Cannot execute binary file"
Acronis Cyber Protect Cloud: Installation fails with 'MainEngineThread is returning 1601 MSI'

Technical Questions & Known Solutions - Licenses and Quotas

Acronis Cyber Protect: "Storage quota exceeded" alert and how to free up space in cloud storage
"Subscription license will expire soon/expired" alerts
Acronis Cyber Protect: Alert "Protection plan has been revoked from device due to a licensing issue"
Acronis Cyber Backup: you receive "Quota exceeded" error, but do not use cloud storage
Acronis Cyber Protect Cloud: protection of SQL or Exchange Server on Windows workstation acquires server quota
Acronis Cyber Infrastructure: SPLA license registration in Acronis Cyber Cloud fails with "code:access_denied: Failed to authorize"

Technical Questions & Known Solutions - Agent Registration

Acronis Cyber Protect Cloud: troubleshooting Agent registration issues
Acronis Cyber Backup: Manual registration fails with "Registration failed because the 'Managed Machine Service' could not be reached on localhost" or "The registration failed because due to a problem on the Management Server" on Linux
Acronis Cyber Cloud: Agent registration fails with "Client with same ID is already created" and "Agent is already registered. Please, deregister Agent in Cyber Protection console"
Acronis Cyber Protect: C2C backup of Microsoft 365 Germany account fails with "Request redirection failed"
Acronis Cyber Protect Cloud: registering Virtual Appliance fails with "The registration in service 'https://cloud.acronis.com' has failed"
Acronis Cyber Protect Cloud: Agent registration fails with "failed to register agent: failed to validate possible tenant change: no access to tenant"
Acronis Cyber Protect: How to change default port of mms.exe process (Acronis Managed Machine service)
Acronis Cyber Protect Cloud, Acronis Cyber Protect 15: MMS service cannot be started, error "error 0x30002: CannotBind"
Acronis Cyber Protect: backup or Agent installation fails when using Agent 26822 or later
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”.
Acronis Cyber Protect Cloud: agent registration fails with "Outgoing connections are not available for the following ports: hostname:44445"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Agent registration fails with error "Could not resolve host: localhost; nodename nor servname provided, or not known" on macOS

Technical Questions & Known Solutions - Backup

Acronis Cyber Protect Cloud: Compatibility with RHEL/CentOS/CentOS-stream Linux kernel versions 4.18.0-315 to 4.18.0-xxx
Acronis Cyber Protect Cloud, Acronis Cyber Backup: operation fails with "data is corrupted: CRC mismatch or internal data structures mismatch"
Acronis Cyber Protect Cloud: Backup fails with 'Request canceled while waiting for connection'
Acronis Cyber Backup: backup fails with "Network disconnected", "The network path was not found" or "Cannot connect to the machine where network share ' path' is located"
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 Backup: VSS Troubleshooting Guide
Acronis Cyber Protect Cloud, 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 Protect Cloud, 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 "A device attached to the system is not functioning"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Activity fails with "Misc network error"
Acronis Cyber Protect: Backup fails with "The request could not be performed because of an I/O device error"
"Backup did not start" alert
Acronis Cyber Protect: backup to Acronis Cloud storage fails with "Network connection failed due to timeout."
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 Cyber Protect Cloud, Acronis Cyber Backup: Backup Fails with ''Not enough space to create a volume snapshot on the volume where the snapshot storage is located"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "The snapshot creation has failed due to a hardware issue or a conflict with your disk hardware. Windows has reported the following error: The device has a bad block"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Activity fails with "The specified file does not exist"
Acronis Cyber Protect: Backup finishes with warnings "Volume Tracker has failed to freeze checkpoint. A device attached to the system is not functioning" in build 26437 and later
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 Cloud: "There is no free space on Acronis Cloud Storage. Please upgrade the subscription. Otherwise, further backups will fail" error
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 Cyber Protect: Backup of Windows machine with LVM disks finishes with warning "Failed to detect OS"
Acronis Cyber Protect Cloud: backup of Microsoft 365 group mailbox fails with 'Cannot back up the primary mailbox of an Microsoft 365 user' or 'Cannot get the user's email address for connecting to the Microsoft 365 group mailbox'
Acronis Cyber Protect, Acronis Cyber Backup: Operation fails with "Windows error: (0x80070299) The requested operation could not be completed due to a file system limitation" or "Cannot write data to file <path> due to a file system limitation"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "The device is not ready"
Acronis Cyber Protect: Backup to Synology NAS with DSM 7.0-41890 fails with "The credentials for location are not specified"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup finishes with warning "Creating a crash-consistent snapshot of virtual machine because the creation of its application-consistent snapshot has failed"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: backup fails with "CRC error" or "Failed to read the snapshot"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Activity fails with "Misc error while local file io"
Acronis Cyber Protect: backup or recovery of mailboxes fails with "The account does not have permission to impersonate the requested user"
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 software: *.OST-file is not backed up
Acronis Cyber Backup: Operation fails with "Failed to lock the file"
Acronis Cyber Protect Cloud: backup fails with "Error occurred while creating the file."
Acronis Backup: Corrupted MFT, Run List, Block Bitmap or Index forces Sector-by-Sector backup mode
Acronis Cyber Protect Cloud: Mailbox backup or recovery fails with "Failed to connect to Microsoft Exchange API using url '{0}'"
Acronis Cyber Protect Cloud: Unable to save backup plan of network share due to the error "The credentials for location are not specified"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "Unknown status"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "Windows error: (0x800705B4) This operation returned because the timeout period expired"
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 Protect: Backup fails with "Failed to create snapshot" on RHEL 8.4, CentOS 8.4 and AlmaLinux 8.4
Acronis Cyber Protect Cloud: C2C backup fails with "[Archive Server]: storage request timeout" on EU DCs
Acronis Cyber Cloud, Acronis Cyber Protect 15: Backup of ESXi configuration fails with "Failed to connect to ESXi host by using SSH"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: "Backup plan is canceled" alert or "The operation is canceled by the user" warning
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: Backup finishes with warning "Failed to read the snapshot of the machine because the snapshot no longer exists"
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: 'Full Disk Access' permission lost after agent update to or from build 15300
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with "The activity has failed because the machine has been shut down unexpectedly"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Backup fails with Windows error: (0x80070522) A required privilege is not held by the client

Technical Questions & Known Solutions - Restore

Acronis Cyber Protect: backup or recovery of mailboxes fails with "The account does not have permission to impersonate the requested user"
Acronis Cyber Protect Cloud: Mailbox backup or recovery fails with "Failed to connect to Microsoft Exchange API using url '{0}'"
Acronis Cyber Protect Cloud: troubleshooting recovery failures
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 Cloud: recovery points displayed incorrectly after refresh
Acronis Cyber Protect Cloud: Recovery fails with "No disk space or quota"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: recovery of disks or volumes fails with "Resize error"
Acronis Cyber Protect: "Activity 'Refreshing recovery points' failed. The credentials for location are not specified."
Acronis Cyber Protect Cloud, Acronis Cyber Backup: VM recovery fails with "The disk configurations of the backed-up machine and the target machine differ"
Acronis Cyber Protect Cloud: Recovery of a deleted private channel fails with "A backup agent error: 'Channel was not restored'"
Acronis Cyber Backup Integration with Plesk/cPanel: mounting a recovery point fails if backup contains exclusions
Acronis Cyber Protect Cloud: size of individual slices (recovery points) is missing
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 Cloud: "Failed to open the backup archive by the ID" error when attempting to browse recovery points of website or mobile backup
Acronis Cyber Protect Cloud: Backup or recovery of a public folder completes with 'Access is denied. Check credentials and try again.'
Acronis Cyber Protect Cloud: Attempt to download files via "More ways to recover" fails with ERR_TOO_MANY_REDIRECTS
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: Recovery with reboot fails with "couldn't get upstream token" on a machine with local DNS
Acronis Cyber Backup 12.5, Acronis Cyber Protect Cloud: Files are 0 Bytes after download if they have reparse points attribute
Acronis Cyber Cloud for Plesk: how to recover a backed up server to a new one
Acronis Cyber Protect Cloud: File recovery to original destination on the network share fails with "Access Denied" or "The user name or password is incorrect" error
Acronis Cyber Protect Cloud: Incorrect disk layout in Hyper-V VM after restore or instant restore from a disk-level backup or "Failed to get the ID of the boot disk" error
Acronis Cyber Protect Cloud: Recovery of a deleted Microsoft Teams team fails with "Resource does not exist or one of its queried reference-property objects are not present"
Acronis Cyber Protect Cloud: Troubleshooting Application Malfunction or Files Corruption after Recovery
Acronis Cyber Protect Cloud: Recovery on Mac fails with "Rescue Media Builder is required to complete this action"
Acronis Cyber Protect Cloud: recovery hangs when recovering XenServer 7.1 or 7.2 virtual machines from Cloud storage
Acronis Cyber Protect Cloud: source files with non-UTF8 encoding in file names cannot be recovered
Acronis Cyber Cloud for Plesk: Cannot see the content of a recovery point with user account in self-service mode
Acronis Cyber Protect Cloud: Recovery of a private channel fails with "Cannot create private channel, user is not part of team"
Acronis Cyber Protect Cloud: Web Restore access failure
Acronis Backup Software: BSoD after Restore to New Hardware with "Stop 0x0000007B" Due to Missing Drivers
Acronis Cyber Cloud: "Error 2020: Got packet bigger than 'max_allowed_packet' when dumping table wp_options"
Acronis Cyber Protect, Acronis Cyber Backup: Original location unavailable during file-level recovery on Linux from a volume with a label
Acronis Cyber Protect Cloud: Recovery points from local or network destinations are not loading if Quota for Cloud resources is disabled
Acronis Cyber Protect, Acronis Cyber Backup: Recovery to Gen2 Azure VM stuck on 15%
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Impossible to recover files to the original VM in case of agentless backup
Acronis Cyber Backup 12.5: Backup or recovery fails with "Access denied" after Exchange update
Acronis Cyber Protect Cloud: Recovery requires user interaction and shows 'Failed to read data from the disk' message
Acronis Cyber Protect Cloud, Acronis Cyber Backup: recovery of mailboxes fails with "Insufficient rights for PowerShell command execution 'Get-User'"
Acronis Cyber Protect Cloud: browsing a 1TB+ GPT partition in cloud backup fails with "Server is not available at the moment"
Acronis Cyber Protect Cloud: "Optimizing recovery point for fast boot" error in Activities

Technical Questions & Known Solutions - Bootable Media

Acronis software: NVMe drives in RAID mode are not detected by Linux-based bootable media and Acronis startup recovery manager
Acronis Cyber Protect Cloud: Bootable media creation on macOS fails with "Failed to create bootable media by using Apple Software Restore"
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Linux-based bootable media does not support PERC RAID controllers
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Linux Bootable media - Kernel panic - VFS: Unable to mount root fs on unknow-block(1,0)
Acronis Cyber Protect Cloud: Unable to open iSCSI target in bootable media with "iscsiadm: no records found"
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Hyper-V VM fails to boot from bootable media with "The image's hash and certificate are not allowed (DB)"

Technical Questions & Known Solutions - Device Control

Acronis DLP: "The description for Event ID 260 from source DLDAgent cannot be found." errors are registered in Application event log
Acronis DeviceLock DLP, Acronis DLP (Device Control module of Acronis Cyber Protect Cloud): Memory leaks
Acronis Cyber Protect Cloud: BSOD after update to Agent build 15.0.26473 due to Device Control driver
Acronis DLP: an application fails to start
Acronis DLP: How to resolve the issue of DeviceLock detecting authorized devices as keyloggers
Acronis DLP: BSOD on Hyper-V host due to Device Control
Acronis DLP: VirtualBox not starting
Acronis DLP (Device Control module in Acronis Cyber Protect): Blue Screen of Death (BSoD) after the installation of agent
Acronis DLP in Acronis Cyber Protect: ARM CPU Architecture is not supported

Technical Questions & Known Solutions - Antimalware Protection

Acronis Cyber Protect Cloud: Other software runs slow when antimalware and antivirus protection is enabled
Acronis Cyber Protect Cloud: multiple alerts "Failed to apply Active Protection policy" are generated on various devices
Acronis Cyber Protect: How to report False Positive and False Negative cases
Acronis Cyber Protect Cloud: "Real-time antimalware protection was not enabled because it conflicts with another security solution" alerts appear although third-party security software is uninstalled
Acronis Cyber Protect Cloud: Microsoft Security Essentials interferes with Acronis Cyber Protection
Acronis Cyber Protect Cloud: Active Protection module is getting disabled when saving the protection plan
Acronis Cyber Protect Cloud: Active Protection service cannot be started on Windows 7
Acronis Cyber Protect: PUPs (potentially unwanted programs) detection by On-demand Scan
Acronis Cyber Protect: URL filtering does not block website from the blocklist on Google Chrome

Technical Questions & Known Solutions - Vulnerability Assessment and Patch Management

Acronis Cyber Protect Cloud: Install patches icon is replaced with a question mark for a detected vulnerability
Acronis Cyber Protect Cloud: Vulnerability assesment activity completes with warning "PmWinUpdatesPaused"

Technical Questions & Known Solutions - Other Issues

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 Cloud: Troubleshooting "Cyber Protection (or Active Protection) service is not responding" alerts
Acronis Cyber Protect: Acronis services are not running or connection to Acronis Agent fails with "Failed to establish local connection"
Acronis Software: Troubleshooting application lockups
Acronis Cyber Protect Cloud: machine is offline in Cyber Protection console
Acronis Cyber Protect Cloud: atp_database_mirror.exe consumes a lot of network bandwith and disrupts network connectivity
"Backup finished with warning", "Activity finished with warning", "Activity failed" alerts
Acronis Cyber Protect Cloud: Grant the 'Full Disk Access' permission to the Cyber Protection agent
Acronis Cyber Protect: how to fix corrupted archives in network locations
Acronis Cyber Cloud: Activity fails with an error "invalid_grant", "couldn't get upstream token, failed to get upstream token provider" or "couldn't get upstream token, the agent is not registered with an upstream server"
Acronis Cyber Protect: Activity fails with "An internal error. Please contact the support team"
Acronis Cyber Protect: deleted archive is shown in backup location and attempt to delete it fails with "Cannot find archive 'ID'
Acronis Cyber Protect Cloud: how to change port 9999
Acronis Cyber Protect Cloud, Acronis Cyber Backup: AdGuard causes issues with web console
Acronis Cyber Protect, Acronis Cyber Backup: Installation of third-party Antivirus fails if Acronis Agent is installed
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"
"Backup/Activity is not responding" alert
Acronis Cyber Protect Cloud: Device or plan has a Warning or Failed status although there are no alerts in console
Acronis Cyber Protect: Alert "Protection plan has been revoked from device due to a licensing issue"
Spotting and fixing hardware I/O errors (disk errors) on Linux
Acronis Cyber Protect: C2C backup archive size is larger than expected
Acronis Cyber Protect Cloud: missing dates in widgets and reports
Acronis Bootable Media Does Not Detect HDD, RAID or NIC
[Fixed] Acronis Cyber Protect Cloud: "GXT: The item provider has skipped the report of an item with key" error
Acronis Cyber Protect: C2C activity fails with "A backup agent error: 'nothing is processed in protection applying'"
Acronis Cyber Protect Cloud: Microsoft 365 "Users" tab is missing
Acronis Cyber Protect: Troubleshooting hardware resources overuse (high CPU, memory usage) and performance issues
Acronis Cyber Protect Cloud: file_protector.sys consumes a lot of RAM
Acronis Cyber Protect: Attempt to remove backup or recover files fails with "The machine is offline or is not available"
Acronis software creates a temporary file during snapshot
Acronis Cyber Protect Cloud: Agent is offline while backups run correctly
Acronis Cyber Protect Cloud: SharePoint site is not listed in Site collections section
Acronis Cyber Protect Cloud, Acronis Cyber Backup: transaction logs are not truncated after a backup
Acronis Cyber Protect Cloud: Hyper-V host does not appear in "Machines with agent" group
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 Cloud: difference between local storage usage in Cyber Protection console and Management Portal
Acronis Cyber Protect Cloud: which URL to choose for login
Acronis Cyber Protect Cloud: False alerts about missed backups if plan was applied to All Microsoft Exchange mailboxes
Acronis Cyber Protect Cloud, Acronis Cyber Backup: "Lost connection to the back-end service" error when working in Cyber Protection console
Acronis Cyber Protect Cloud: Service consoles are inaccessible after enabling self-service
Acronis Disaster Recovery Cloud: Failback fails with "Internal error. Please try again later or contact support."
Acronis Cyber Protect: Many "Running smart recommended actions" activities in pending or failed state
Acronis Cyber Protect: Catalog indexing activities for Cloud-to-Cloud items fail with "Internal error"
Acronis Cyber Protect Cloud: mmsmonitor.exe crashes on a Citrix VM
Acronis Cyber Protect Cloud: email notification is not received
Acronis Cyber Protect Cloud, Acronis Cyber Backup 12.5: Attempt to manually modify Acronis files fails with "Access denied" error
Acronis Cyber Protect Cloud: cloned machine is not listed in Devices
Acronis Backup for Plesk/cPanel: mounting time increases for a backup with file filters
Acronis Cyber Protect Cloud: cannot open Cyber Protection console for different customers at once
Acronis Cyber Protect, Acronis Cyber Backup: Operation fails with "Windows error: (0x8007051F) There are currently no logon servers available to service the logon request"

Troubleshooting

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 Cyber Protect Cloud: Registering backup agent manually
Acronis Cyber Protect, Acronis Cyber Backup: Cleanup Utility
Acronis cloud certificate location
How to check whether Acronis DLP Agent (Device Control) is causing issues
Acronis Cyber Protect Cloud, Acronis Cyber Backup: Changing Temp Files and Folder Location
Acronis Cyber Protect Cloud: Collecting tcpdump in Acronis Linux
Acronis Cyber Protect Cloud: Enabling Automatic Dump Creation for Acronis Processes
Acronis Cyber Protect 15, Acronis Cyber Protect Cloud: Activity fails with "DNS hostname resolution error"
Acronis Cyber Protect Cloud: Troubleshooting stuck "Updating Cyber Protect definitions" activities
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: Activity fails with "Failed to connect to the Agent Core service on this machine"
Acronis Cyber Protect Cloud: Troubleshooting HDD Detection Issues
Acronis Cyber Protect Cloud, Acronis Cyber Protect: Collecting VMware VDDK Logs
Acronis Cyber Protect: Snapapi fails to build on CloudLinux 7 with a hybrid kernel
Acronis Cyber Protect Cloud plugin for ConnectWise Automate: how to collect debug logs for ConnectWise Automate plugin