Message type: E = Error
Message class:  GOODSMOVEMENT - Messages for PP goods movements 
Message number: 017
Message text: Please specify WBS number for special stock &1
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The SAP error message GOODSMOVEMENT017 indicates that a WBS (Work Breakdown Structure) number must be specified for a special stock movement. This error typically occurs when you are trying to post a goods movement for special stock (like project stock) without providing the necessary WBS element.
Cause: Missing WBS Element: The goods movement you are trying to execute requires a WBS number, but it has not been provided in the transaction. Incorrect Configuration: The system may be configured to require a WBS number for certain types of special stock movements, and the necessary data is not being supplied. Transaction Type: The transaction type you are using may inherently require a WBS number for the movement of special stock.
Solution: Provide WBS Number: When performing the goods movement, ensure that you enter a valid WBS number in the appropriate field. This is typically done in the goods movement screen where you specify the stock type. Check Configuration: If
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