There is already an entry &1 &2 in the database
Message type: E = Error
Message class: OO - Class Builder/API
Message number: 016
Message text: There is already an entry &1 &2 in the database
What causes this issue?
You tried to insert an entry in the database that already exists. This
is not possible. The action is terminated.
Error message extract from SAP system. Copyright SAP SE.