SAP Message /BEV2/EDMESS1754 - List evaluation for totals only permissible in liters

Diagnosis
A Total amount has been chosen in the block List evaluation
but no output in Quantity in liters.
The total amount can only be issued in liters as it may comprisedifferent container contents. Therefore, a comparison in pieces doesnot make any sense.

System Response
Executing this function was interrupted.

Procedure
Please select output Quantity in liters or an evaluation perContainer contents or per Material.