An error as below is displayed when backing up a virtual machine:
[Inner Exception Message]: This implementation is not part of the Windows Platform FIPS validated cryptographic algorithms.
This is a known issue if FIPS policies are enabled on the machine running Altaro VM Backup.
To solve this issue, perform the following 2 steps to disable FIPS policies on the machine running Altaro VM Backup:
1. Go to Control Panel >> Administrative Tools >> Local Security Policy
DISABLE the setting for "System cryptography: Use FIPS compliant algorithms for encryption, hashing, and signing" as shown below:
Note: Ensure this is disabled on both the local and the group policy if you have one applied.
2. Open the registry editor and set the following two keys to a value of '0':
Then reboot the machine to affect the registry changes, and attempt the backup again, this should be successful.