SAP Message RU167 - Entering a final confirmation will set the remaining work to zero

Diagnosis
You have set the final confirmation indicator but have alsoentered a value for the remaining work.
When you make a final confirmation, you areindicating that an operation has been finished, inother words, that there is no remaining work to be done.

System Response
The system will reverse the entry for the remaining work.

Procedure
If you want to enter a value for remaining work, you must first reversethe final confirmation indicator and enter the value again.