How To Fix WG029 - Item cat. & could not be decoded. Choose &

SAP Error Message - Details

• Message type: E = Error

• Message class: WG - Messages for store order and investment buy

• Message number: 029

• Message text: Item cat. & could not be decoded. Choose &

What causes this issue?

The transmitted item category is unknown.

System Response

The item category is replaced by a useful standard value.

How to fix this error?

Please transmit a known item category into the system or leave the
field empty.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WG029 - Item cat. & could not be decoded. Choose & ?

  The SAP error message:
  WG029 - Item cat. & could not be decoded. Choose &
  typically occurs in the context of Sales and Distribution (SD) or Materials Management (MM) when the system cannot determine or decode the item category for a particular document item.
  
  Cause
  
  Item category determination failed: The system tries to determine the item category for a sales order, delivery, or billing document item but cannot find a valid item category based on the combination of sales document type, item usage, higher-level item category, and other factors.
  Missing or incorrect configuration: The item category determination procedure is incomplete or incorrectly maintained in customizing.
  Incorrect or missing master data: The material master or sales document data might be incomplete or inconsistent, causing the system to fail in decoding the item category.
  User input error: Sometimes, the user might have entered an invalid or unsupported item category manually.
  
  
  Solution
  
  
  Check Item Category Determination Procedure:
  
  Go to SPRO ? Sales and Distribution ? Sales ? Sales Documents ? Sales Document Item ? Define Item Categories.
  Verify the item category determination procedure assigned to the sales document type.
  Check the condition records for item category determination (transaction VOV7).
  Ensure that the combination of sales document type, item usage, higher-level item category, and material type leads to a valid item category.
  
  
  
  Verify Material Master Data:
  
  Check the material master (MM03) for the material involved.
  Ensure that the sales views and relevant data are maintained correctly.
  Confirm that the material type and item category are compatible.
  
  
  
  Check Sales Document Data:
  
  Review the sales order or delivery document.
  Ensure that the item category is either correctly determined by the system or manually entered if allowed.
  
  
  
  Debug or Analyze:
  
  If the problem persists, debugging the item category determination logic might be necessary.
  Use transaction VA02 or VL02N and check the item category field.
  Use debugging or system trace to see why the system cannot decode the item category.
  
  
  
  Consult SAP Notes:
  
  Search for SAP Notes related to WG029 for any known issues or patches.
  
  
  
  
  Related Information
  
  Item Category: Controls the processing of an item in sales documents, delivery, and billing.
  Item Category Determination: A procedure that automatically assigns the correct item category based on various factors.
  Transaction Codes:
  
  VOV7 - Maintain Item Category Determination
  VA01/VA02 - Create/Change Sales Order
  MM03 - Display Material Master
  
  
  SAP Help: Refer to SAP SD documentation on item category determination.
  Common Scenarios:
  
  When creating a sales order for a new material not fully maintained.
  When copying documents where item categories differ.
  When customizing changes are made but not fully completed.
  
  
  
  
  If you provide the exact context (e.g., transaction, document type, material), I can help you with more specific steps.