After having processed a Backup/Restore of the Licence.mdf and DeMaSy.mdf files, you must do the following: In the case that the Database is restored on a different Server than the Backup, you must execute the following query on both Databases (via the SQL Server Management Studio): SP_CHANGE_USERS_LOGIN ‘Update_one’, ‘DeMaSy’, ‘DeMaSy’ Update the Environment field in the VersionLink Table … Continue reading To do after backup/restore of DeMaSy and Licence mdf files