VM Backup KB Articles

Unable to deploy Altaro Hyper-V Host Agent: "The Windows Installer Service could not be accessed."
PROBLEM In some cases when attempting to add a Hyper-V host in Altaro VM Backup you might get an error message saying that it's unable to add the h...
Troubleshooting backups which "Backed up in a crash-consistent state"
PROBLEM Backup completes but gives a warning that it "Backed up in a crash-consistent state"  CAUSE The Microsoft shadow copy was u...
Error: "No Valid Partition found" during File level restore
PROBLEM During a File level restore, you encounter the error "No Valid Partitions" when selecting your Virtual Disk. CAUSE For...
Cannot connect to Altaro VM Backup console due to a "Connection Error"
PROBLEM Unable to connect to the Altaro VM Backup console due to a "Connection Error" as shown below: Connection Error - There was a problem ...
Upgrading from version 5.x, 6.x to 8.0
STEP 1: Upgrade your License Key If you have a current Software Maintenance Agreement (SMA), you are entitled to a free upgrade to v8 If your SMA has exp...
Altaro Offsite Server v8
Version 8 of Altaro VM Backup brings a brand new look to the Altaro Offsite Server, and many backend improvements too. Below is some important informati...
How to restore to a new / different Host (Hypervisor)
VMs that have been backed up with Altaro VM Backup can be restored back to the original Host (Hypervisor), and also to a new or different host altogether. F...
Backup Failed due to a Microsoft Shadow Copy error caused by a failing "System Writer" in the Guest VM
PROBLEM Running the command 'vssadmin list writers' from command prompt inside the guest virtual machine shows that the System Writer is in a ...
Backup Failed due to a Microsoft Shadow Copy error caused by an "Access Denied" error on the VSS Registry Key in the Guest VM
PROBLEM The Windows Application Event Log inside the guest VM also shows the below Error Event at the time of failure: Log Name: Application Source: ...
Replication Failed due to resized source virtual disk
PROBLEM Replication has failed on this virtual machine because the source VM's virtual disk has been resized. This is an unsupported scenario and ...

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