SAP Message CACSMD081 - The number specified is in the critical area of number range &

Diagnosis
For every number range object, a percentage rate is defined by SAP forthe critical area.
The critical area is reached for number range &V1&; that means thatonly a few numbers are still free.

System Response
This action is continued.

Procedure
Check whether the interval limits for number range &V1& need to beextended within number range Customizing: Area Preparation ofPosting Processing and Parallel Processing