Also have the same problem with customers upgraded from 2012 to 2013, applies to both Content Center Parts and Library Parts.
Any news on this?
We are currently working to address this issue.
More details to follow when we have an estimate on when the fix will be released.
We are still working to fix and test the issue.
This is has been fixed in Vault 2013 SP1 available now.
Please note that we have been having this problem and it "HAS NOT BEEN SOLVED BY THE VAULT SP1"
Please let me know what I should do.