After a VMware Storage VMotion of a virtual machine, a Tivoli Storage Manager FULLVM backup is done instead of an INCREMENTAL.
ANS9385W Error returned from VMware vStorage API for
virtual machine 'VM1' in vSphere API function __ns2__QueryChangedDiskAreas. RC=12, Detail message: SOAP 1.1 fault: "":ServerFaultCode[no subcode] "Error caused by file
Windows or Linux VStorage backup server.
Resolving the problem
This problem has been shown to be caused by a known VMware problem that is being investigated.
INCREMENTAL VM backups should continue after the FULLVM backup.