SAP Message 5B190 - Specify a valid value

Diagnosis
No position which actually exists in PD (in the file PLOG) may beentered as a 'default position', since it only displays a symbolicposition.
1. If you are editing the entry PLOGI PLOGI:
The entry PLOGI PRELI already contains a position number which existsin the required plan version. Please cancel your entry.
Before entering the plan version, you must enter a position numberaccording to PLOGI PRELI that does not already exist in this planversion.
2. If you are editing the entry PLOGI PRELI:
Please enter a value for which no position was created in theintegration plan version (you will find this in T77S0 - entry PLOGIPLOGI); Also check whether the PLOGI PLOGI entry is correct.