SAP Message VK195 - Rebate agreement type & not assigned to sales order type

Diagnosis
No order type was assigned to rebate agreement type &V1&.

System Response
To be able to create a rebate credit memo or rebate correction, anorder type for credit memo and correction requests must exist. Withoutthis order type it is not possible to continue processing.

Procedure
Contact your system administrator.
An order type for rebate credit memo and rebate correction must beassigned to rebate agreement type &V1& inCustomizing.