Diagnosis
When primary installation &v2& was billed, secondary installation &v1&was also processed. The installation role ofsecondary installation &v1& has changed in the period &v3& to &v4&. Therole has either changed from an installation role withdistribution to an installation role withoutdistribution, or the opposite. This is not permitted.

System Response
The billing procedure for the primary installation is cancelled.

Procedure
Correct the installation role in the historical data of installationV1.