Acronis Backup Cloud Known Solutions

Your Acronis Backup Cloud quick troubleshooting kit. Below are the most recently published and the most popular articles. The solution you are looking for is most probably right here.

Most recent articles

Symptoms

Backup fails with the following message:

Windows error: (0x800703FA) Illegal operation attempted on a registry key that has been marked for deletion 

Symptoms

You have an Acronis Storage Gateway installation or Acronis Backup Gateway.

You want to check state of your backups and storage, but the backup management console is temporary unavailable.

You check the archive files in the storage through command-line, and want to clean up the storage by removing a backup file from the storage, but when you check the state after the console becomes available, the old archives remain in the Backups tab.

Installation fails with fatal error if Avast is installed

Symptoms

  1. You have a Windows machine with Avast antivirus installed
  2. When you try to install Agent for Windows, installation fails with the following error:

    Fatal error during installation

  3. Installation log contains the following line:

    install::Install, res=5

Backup of Office 365 mailboxes from a network share fails with "No more connections can be made to this remote computer at this time because there are already as many connections as the computer can accept"

With a single backup plan, you are backing up several (more that 8) Office 365 mailboxes to a network share.

First 8 mailboxes are backed up successfully, than backup fails with:

Command has failed. TenantID=00000000-0000-0000-0000-000000000000
Windows error: (0x80070047) No more connections can be made to this remote computer at this time because there are already as many connections as the computer can accept

Hyper-V VM backup fails with "Failed to get the disk information" if there is & in virtual disk file name

Symptoms

You are trying to back up a Hyper-V virtual machine which has virtual disk with an ampersand (&) in file name, e.g. Docs&Users.vhdx. Backup fails with the following error:

Failed to get the disk information.

Hyper-V VM backup fails with "Failed to obtain associated virtual system settings"

Symptoms

Backup of a Hyper-V virtual machine fails with the following error:

Failed to obtain associated virtual system settings

Backup fails with "The password for the protected backup is incorrect"

Symptoms

You are using Acronis Backup Cloud or the cloud deployment of Acronis Backup 12.5.

Backup fails with:
The password for the protected backup is incorrect.

Backup fails "Selected network files or network folders were not found"

Symptoms

Backup fails with "Selected network files or network folders were not found: <NETWORK PATH>"

Backup fails with "no disk space or quota"

Symptoms

Backup fails with "no disk space or quota".

How to set up a limited vSphere account

Scenario

You have a VMware vSphere infrastructure and protect it with Acronis Backup software. To ensure successful operation of Acronis software, please make sure that the vSphere account used by Acronis Backup matches these requirements in terms of available vSphere permissions for this account. However not only the vSphere permissions are important, but also the vSphere objects where these permissions are applied to and whether the permissions propagation is enabled or not.

 

Most viewed articles

"Failed to Connect to the Process" error

You may get the error as a result of exceeded timeout for disk system initialization. Disk system initialization is executed during backup. To fix it, add a value StartTimeout in Windows registry.

"The shadow copy provider had an unexpected error while trying to process the specified operation"

VSS-Backup fails with "The shadow copy provider had an unexpected error while trying to process the specified operation". To solve this issue, troubleshoot the VSS provider mentioned in the message.

"Backup failed" alert

A backup did not complete successfully.

"Failed to read the snapshot"

You attempt to perform a disk or partition backup that fails with the following error: "Failed to read the snapshot."

"Backup finished with warning", "Activity finished with warning", "Activity failed" alerts

An operation in Acronis Backup 12.5/12, Acronis Backup Cloud, or a customized backup solution based on Acronis Backup Cloud finished with a warning message or failed.

"Backup did not start" alert

This alert is displayed when our product detects that a backup activity was not started at the scheduled time. For example, if a machine was turned off during scheduled backup time, this alert will be displayed the next time it is connected to the Management Server.

Machine is offline in Backup Management Console

After successful installation, the machine is offline in the Backup management console.

"Backup status is unknown" alert

This alert appears when the agent machine is offline during a scheduled backup. In this case, our Management Server has not received information whether the backup is running successfully or failed.

How to delete incomplete backups

You start a backup plan for the first time. After the first backup has not completed (for any reason), you want to delete this incomplete archive, but cannot find it under Backups. Or you notice, that space used in Acronis Cloud is larger than your backups occupy.

"VSS writer 'SqlServerWriter' with class ID 'A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A' has failed to process the snapshot"

Symptoms

Backup fails with the following message:

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