SAP Message 06636 - Overflow in total gross weight of item

Diagnosis
The total gross weight (order quantity multiplied by the weight perorder unit) exceeds its maximum possible value (i.e. the maximum fieldlength).

System Response
If this is not an error message, you can continue.
In PO processing, exceeding the maximum field length has noconsequences, since the total gross weight is not updated in thedatabase.

Procedure
Check that the weight per order unit is realistic.