SAP Message V1633 - Please enter at least the customer material number for selection

Diagnosis
When searching for a scheduling agreement for component suppliers, youentered one or more selection criteria but did not fill in the customermaterial number. The customer material number is the most importantselection criterium for component supplier scheduling agreements; sowithout it the selection will take a long time.

Procedure
In addition to your selection criteria, enter the customer material
number.