On exporting renisured lines with use Lines from the Master checked in the Alps Data Migrator, the following message is displayed.
The MasterReinsured value in the ALPS database is Null. This value should be set using the ALPS ALPS Portfolio Manager. ALPS Data Migrator v18.104.22.168
Open the Alps Portfolio Manager - Select Settings>Database>Database Settings button>Regulation The drop down for Master Reinsured is empty.