production order confirmation-goods withdraw

Question:
Hello, I have a production order, which is only has one operation, use PP02, external process, system will generate sub-contract PR, then I convert it to sub contract PO, then do GR with this PO, at this time, components are withdrawed via movement type 543, then i do order confirmation to receive the Finished goods.
Nromally, components are only consumed when i do GR with sub-contract order(throyugh 543), but i found when i do production order confirmation, the components consumed again with movement type 261. that's not correct,components are withdrawed twice, can any one experiece this before? i am in 4.6c, is this SAP bug?
Answer:
Hi..
before I answer, what bom usage do u use for subcont and production.
I hope you have 2 bom, one for subcont and one for production
Let say, you have material X, which have bom item : a,b and c
for external subcont. you use material c to PTV
and material a and b for internal production
so you must create BOM X with material A, B ( bom usage = production )
create another BOM X with material C only ( bom usage = subcont )
so when you PTV material to vendor, it only consumed material C
and when you b/f for orderm it only consumed material A and B
hope this can solve your problem
Regards,
JFI
Answer:
hi...
just check 2 things ....whether backflushing indicator is ON for the components used in the BOM, if its 1 in MRP view 2 then deselect it.....
2ndly check on the confirmation screen ( in IMG) of yr order type ..whether COMPONENT DISPLAY indicator is ON. if its ON then deselect it .
i hope it ll resolve yr problem
regards
nadi

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