SAP Message U7026 - Second meter reading for &1 not found

Diagnosis
INTERNAL ERROR:
During the analysis of meter reading (MR) conflicts
, the system was unable to find a meter reading with the meterreading reson &V3& that corresponds to a meter reading (= &V1& if meterreading has already been saved) with the meter reading reason &V2&.
The following meter readings must be available in pairs:
Replacement removal ,,Replacement Installation
MR before programming ,,MR after programming
MR before log. reg. changed ,,MR after change

Possible cause:
Data was incorrectly transferred to function module &V4&.
INCLUDE ISU_SAP OBJECT DOKU ID TX