SAP Message CB607 - Specify valid table

Diagnosis
You can enter a table for automatic characteristic value assignmentfrom which the value of a characteristic is to be determined. However,the table you have entered cannot be used for this purpose.

Procedure
Use the possible entries function to select a valid table.
For the system to be able to assign a value automatically, you mustalso enter the name of the table field that contains the relevant valuein the next field.