SAP Message 0U509 - No revised version exists

Diagnosis
There is no revised version for an object recognized as modified. Youhave probably activated the revised version manually. The revisedversion therefore disappeared and is now the active version.

Procedure
Make sure that the active definition corresponds to the last versionsaved. If necessary, adjust the active version by revising it. To dothis, you can use the version management utility in ABAP Dictionarymaintenance.