Knowledge Base

Symptoms You are backing up a virtual machine with Windows Server 2019 on ESXi 6.5 or 6.7 using Agent for VMware (Windows) or Virtual Appliance, Agentless backup finishes with warning Creating a crash-consistent snapshot of virtual machine because the creation of its application-consistent snapshot has failed. An error occurred while...

To let Acronis products operate properly in the network, you need to open specific ports in Firewall settings. Acronis True Image uses the following ports: TCP ports 443 and 80 TCP ports 44445 and 55556 for login, activation and access to Acronis cloud TCP ports 58085 and 58081 for local mobile backup TCP and UDP ports 20 and 21 for backup to FTP...

This article applies to: Acronis Cyber Cloud Acronis Cyber Protect 15, Acronis Cyber Backup 12.5 - Cloud Deployment Symptoms Agent for Windows build 26077 is installed. You create a new protection plan or edit an existing one. After saving changes to the protection plan, you can see an activity "Setting up disaster recovery...

Symptoms You install Agent for Windows into a Gen 2 Azure VM and perform recovery as described in Windows Azure and Amazon EC2 virtual machines How to check if VM is Gen 1 or Gen 2: click to expand Look in virtual machine properties -> VM Generation The recovery progress is stuck at 15%: On the machine Boot...

Symptoms Product may hang under specific circumstances. There are 2 types of hanging: Actual hanging. That is a state similar to a crash. That means that software halts and is doing nothing inside. Infinite loop. This means that on the outside the software looks hanging but inside it is doing some actions over and over again. Usually when a...

You can download new builds in your account as described here. Acronis True Image 2021 Essential, Advanced, Premium and Standard All editions support Windows 10. Acronis True Image 2020 Essential, Advanced, Premium and Standard All editions support Windows 10. Acronis True Image 2019 Standard, Advanced, and Premium All editions support Windows...

Symptoms You are restoring an Exchange mailbox. The original mailbox does not exist anymore and should be recreated during recovery. Recovery fails with: Error code: 397 Module: 91 LineInfo: 0x8BF116F82F62BBEF Fields: {"$module":"arx_agent_fork_vsa64_6200"} Message: Nothing to recover. For the details, see the log. Last...

Symptoms Backup or a different operation (replication, recovery, etc) fails with the following error: The archive is invalid or its type is unsupported Example of full error log:  | error 0x4001fb: Failed to open the backup archive by the ID. | line: 0xa1d3981537c68833 | file: e:\235\enterprise\backup\impl\location_impl.cpp:821 |...

Symptoms Backup fails with: VSS writer ... has timed out  OR The backup has failed because 'VSS Writer' has timed out during snapshot creation. The error may involve different writers, see some of possible writers below: Windows error: (0x800423F2) VSS writer 'System Writer' with class ID 'E8132975-6F93-4464-A53E-...

Use application-aware backup for Active Directory Introduction Acronis Cyber Protect and Acronis Cyber Backup support application-aware backup for Active Directory services. This is a disk-level backup that also collects the applications' metadata. This metadata enables browsing and recovery of the application data without...