This is a known defect that will be fixed in the GA release code, until then you can run this query against the database to correct the issue:
The file is attached to this post.
Open SQL Server Management Studio
Connect to the database that contains the Protect database
Backup the Protect upgrade database
Open Duplicate_UK_Cve_cveid.sql into a query window
Read disclaimer at the top
Select the Protect database
Execute the script
Save the results to a text file for support if there are any problems.
Attempt to reproduce the issue.
Let me know if you have any questions.