KB1377: VSS wait timeout - Veeam Software
www.veeam.com › kb1377Dec 02, 2011 · "VSSControl: Failed to freeze guest, wait timeout" Refers to the limit imposed by Microsoft VSS writers on the duration of a freeze. This timeout is not configurable. Veeam uses VSS to freeze applications immediately prior to creating the VMware snapshot, and then sends the thaw command as soon as snapshot creation is complete.
KB1938: Backup task fails with "Failed to prepare guest ...
https://www.veeam.com/kb193816.10.2014 · This issue takes place, when RPC settings are not properly configured in registry. Steps to fix the issue: Log on to Guest VM, press Start > Run > regedit Navigate to HKLM\SOFTWARE\MICROSOFT\RPC\INTERNET Export this key to back it up first, then delete the whole Internet key (and it's sub-keys). Reboot your system and run Veeam job once again
KB1377: VSS wait timeout - Veeam Software
https://www.veeam.com/kb137702.12.2011 · "VSSControl: Failed to freeze guest, wait timeout" Refers to the limit imposed by Microsoft VSS writers on the duration of a freeze. This timeout is not configurable. Veeam uses VSS to freeze applications immediately prior to creating the VMware snapshot, and then sends the thaw command as soon as snapshot creation is complete.