Diagnosis
Secondary installation &v1& is distribution-relevant.All billing orders from this installation must be simulated. However,there is a billing order that has the scheduled billingdate &v2& and the value &v3& entered in the BillingDocument Number of the Primary Installation field.This means that this billingorder was already processed and selected during a previous billingprocedure. This billing order must be billed before the other billingorders can be simulated.

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

Procedure
Bill the billing order in question before you bill the primaryinstallation again.