SAP Message 56054 - There is no header data for period &1 of trip &2

Diagnosis
An attempt was made to read trip data that doesn't exist.
It is possible that the trip data in tables PTRV_HEAD, PTRV_PERIO andPCL1 (Cluster TE) contains inconsistencies.

Procedure
Use report RPRDETEC to detect any existing data inconsistencies andcorrect them.