Diagnosis
A prefix is defined for the source system for determining cross-systemunique transfer structure names. This prefix is not defined betweenyour source system &V1& and Warehouse &V2&. There was probably an errorwhen creating the source system.

Procedure
If you have not yet loaded data from this source system, delete thesource system and then recreate it.
If the problem occurs again, check the SAP Support Portal. Create a newproblem message, if necessary.