fix issue#483 when calling deleteing an invalid tag, a TypeError will be thrown
Fault: <Fault 1: "<type 'exceptions.TypeError'>: 'NoneType' object has no attribute '__getitem__'">
change it to a reasonable one:
GenericError: Invalid tagInfo: xxxx
:thumbsup:
Commit 26f5f027 fixes this pull-request
Pull-Request has been merged by mikem@redhat.com
fix issue#483
when calling deleteing an invalid tag, a TypeError will be thrown
change it to a reasonable one: