Diagnosis
There are operations to be carried out on master data tables. Thisapplies to loading master data (attributes), for example. A realignmentrun is currently taking place that does not allow this. This can occurif a data request and a realignment run are scheduled in the backgroundand both are executed at the same time. This cannot be predicted by theScheduler. The data update is therfore not permitted and the process isstopped.

System Response
The operations are not carried out on the master data tables.

Procedure
After the realignment run is finished, you can carry out the relevantaction again.