SAP Message /POSDW/OUTPUT053 - IM: Error (&1) converting to ISO unit of measure &2 in item &3

Diagnosis
When converting the specified unit of meausre to an ISO unit of measure,a conversion module exception is triggered in the specified item.

System Response
Processing of all the transactions associated with the 'InventoryManagement' task is rejected with errors.

Procedure
Contact SAP Support.