When attempting to upgrade to version 6.1.0 of vRanger and using an existing vRanger Database the Database Installer fails shorthly after starting with an error similar to
Object FK_Repository_ReplicationRepository already exists.
Before attempting this solution be sure to backup your current vRanger database.
https://support.quest.com/SolutionDetail.aspx?id=SOL77403&pr=vRanger
To resolve this follow these steps:
1) Start the SQL Server Management Studio and use the sa account or a Windows Account with full rights to the database.
2) Expand the list of databases.
3) Expand the vRangerPro database.
4) Expand the Tables folder.
5) Locate the dbo.Repository table.
6) Right click and select Design.
7) Locate the ReplicationRepositoryId
8) Right click and select Delete.
9) Exit to save.