Proposal from cust master record not possible w/o specifying a division

What causes this issue?

No division is maintained in the material master. The division in the
material master is used to copy proposal values from the SD segment of
the customer master.

System Response

How to fix this error?

Check the detail data for the material-info-record.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.