SAP Message WW609 - '&': Not all conversions could be carried out

Diagnosis
The object was blocked or internal problems occurred, for example,because a parameter could not be processed internally.

System Response
Conversion of allocation table items, assortment items or purchaseorder items, for example, could not be carried out for this object.

Procedure
Check whether the conversions can be carried out manually in theindividual applications or start the reclassification run again.