Description of problem:
When a user creates a Virtual Machine Template with a disk for which there isn't immediately created datavolume (Blank disk), the VMT then cannot be deleted, because the Delete Modal is trying to search the DataVolume, which doesn't exist.
Note that such disk cannot be deleted using the kebab action either.
Possible workaround is removing the disk using the yaml editor,
Version-Release number of selected component (if applicable):
Verified, release-4.5, commit: 145273f2f22800dda59f208d2d51a75191f376a4
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.