how to adding value for rawmat or wip items when do sales credit memo the finished goods

hi all ,

i want ask question about fixing the wrong posted sales invoice , which is there is contain finished good (the finished goods from wip & rawmat items that had assembled) .

the question is how to fixing that wrong posted sales invoice ?

  • I had try to use sales credit memo , but the result just for reverse all finished good that’s in posted sales credit memo , that not adding a qty for rawmat or wip items , how to adding a qty for that ?

  • i had try to use sales return order , but the result is same like sales credit memo

the result that we need is "how to adding value for that rawmat or wip items which is had used for make that finished goods ?"

Hope you all can give me a good suggest to solve this …

Thank you guys…