SAP Message 9J570 - Current settl. date for & in J_3GKONZAB is larger than settl. date

Diagnosis
Currently, in table J_3GKONZAB at least one current settlement date hasbeen set for equipment activities, staff activities, or material sales.
You can carry out a settlement run only when there are no entries in thecurrent settlement dates. Till then, settlement is blocked.

Procedure
Repeat the settlement run start after the relevant amount of time.