SAP Message 56522 - Activate the Travel Management Extension (EA-TRV) in Reference IMG

Diagnosis
The program PTRV_TRAVEL_EXISTS could not automatically activate theTravel Management Extension (EA-TRV). This means that the TravelManagement functions are not available in the SAP Easy Access Menu, theSAP Reference IMG, or the Application Hierarchy. To be able to use theTravel Management solution, you must activate the Travel ManagementExtension (EA-TRV) in the Reference IMG (activity: Activation Switch forSAP Extension Set).

Procedure
Manually set the activation flag for EA-TRV in the Reference IMG. Theactivation switch for the SAP Extension Set is directly at the firstposition of the SAP Reference IMG.
You do not need to restart the program PTRV_TRAVEL_EXISTS.