Knowledge Base

Microsoft Exchange Server uses throttling policies to manage the performance of an Exchange organization. When an Exchange organization is created, a default throttling policy is automatically created that implicitly governs all users within that organization. An administrator may create custom policies that comply with the requirements of the...

Symptoms After installing security update for Exchange Server, Exchange mailbox backups fail with the following error: Cannot open public folder or mailbox.  Access is denied Example of full log: click to expand | Error 0x5b000b: Cannot open public folder or mailbox 'mailbox@testserver.com'.  | trace level: error...

Instruction on how to troubleshoot and resolve issues with Acronis Universal Restore or Acronis Universal Deploy About Universal Restore and Universal Deploy Universal restore technology is intended to provide ability to boot operating system after migration to dissimilar hardware. Most common issues are related to non-bootable operating system...

This article provides instruction for troubleshooting virtual machine backup failures in Acronis Cyber Backup virtualization solutions. Solution Follow these steps to troubleshoot virtual machine backup failures: Get familiar with technology of virtual machine backup in the About part. Check for known issues in the Known issues...

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 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 In your backup plan, you have selected one or more File filters. You start noticing performance issues: slow backups, slow browsing of recovery points in cPanel/Plesk UI, or sporadical timeout failures.  Solution Remove all the File filters set in the backup plan: In Cyber Protection Console, navigate to Plans and...

Symptoms After a backup, you find in logs information that the backup switched to sector-by-sector mode. This sector-by-sector mode is slower than the default method. The messages in the logs look similar to these: Error code: 46 Module: 7 LineInfo: a5695862aaf8e75e Fields: PartitionId : 219 Message: Forced sector-by-sector mode...

List of Acronis products that support Windows Small Business Server 2011 Currently the following Acronis products support Windows Small Business Server 2011: Acronis Cyber Protect Cloud Acronis Cyber Backup 12/12.5 Server Acronis Cyber Backup 12/12.5 Windows Server Essentials Acronis Cyber Backup 12/12.5 Virtual Host Acronis Cyber Backup Advanced...

If there is not enough storage space to create the temporary snapshot file, the backup operation will fail with an error message similar to the following one: Not enough storage is available to process this command This article describes what this temporary file is and how to modify its size. For detailed description of the snapshot process, see...