Posting key & is not defined ( notify system support )

What causes this issue?

The posting key &V1& is not defined in the system. However, the
definition is needed so that the subsequent screens within a
transaction can be found in table T019.

System Response

Abnormal termination of current activity (for example, batch input
session creation, update).

How to fix this error?

Contact person in charge.
Define the posting key <DS:TRAN.OB41>Proceed</> or
check whether the posting key transferred to the function module
"NEXT_DYNPRO_SEARCH" is correct.

Error message extract from SAP system. Copyright SAP SE.