SAP Note 23588 - Calling reps for run schedule headers is impossible

Symptom:

In the cost analysis of repetitive planning (transaction MF20), it is not possible to call the reports stored in Customizing.
Cancellation with the error message: ´KN001: No suitable reports exist#´.

Cause and prerequisites

Reports do not exist or are not generated.

Solution
1. Transfer reports from client 000 into the respective clients: Transaction OKSP
2. Generate reports: Transaction OKS9