BC Set &1 was activated with warnings

What causes this issue?

The program PTRV_TRAVEL_EXISTS has tried to set the Travel Management
extension (EA_TRV) to active. This triggered the activation of BC set
&v1&. This activation was completed with warning messages.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To display and analyze the warning messages, note the name of the BC
set &v1 and call up transaction SCPR20 in Client &v2&. Enter the name
of the BC set that the warning messages were issued for and display the
log (Ctrl + F2). Evaluate the information and correct any errors as
required. Restart the activation of the BC set &v1& in transaction
SCPR20. to do this return to the initial SCPR20 screen and choose
<LS>F7</>.
You do not have to restart program PTRV_TRAVEL_EXISTS.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.