SAP Note 26004 - Stock bal. display: GR blocked stock or open PO qty

Symptom:

In the stock balance display, you specify a material and a unit of measure other than the base unit, and then choose "New selection". The quantity of goods receipt blocked stock and/or the open purchase order quantity that is then displayed is, however, incorrect.

Cause and prerequisites

This error can occur if the order unit differs from the base unit of measure, particularly if the differing order unit is maintained in the purchasing info record.

Solution
Problem corrected in 2.2G and 3.0B.

Additional key words

Transaction: MMBE; program: RMMMBEST; fields: WESPB, MENGE, MENGK