How To Fix 34N646 - Quantity for BOM part "&2" in "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: 34N - Messages for AP Configuration Engine

• Message number: 646

• Message text: Quantity for BOM part "&2" in "&1"

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 34N646 - Quantity for BOM part "&2" in "&1" ?

  The SAP error message 34N646 typically indicates an issue related to the quantity of a Bill of Materials (BOM) component in a production or planning scenario. The message format suggests that there is a problem with the quantity specified for a particular BOM part in a specific context (e.g., a production order, a sales order, etc.).
  Cause:
  
  Incorrect Quantity: The quantity specified for the BOM part may not match the expected quantity defined in the BOM.
  BOM Configuration: The BOM may not be properly configured or may be missing required components.
  Data Inconsistency: There may be inconsistencies in the data, such as the BOM not being updated after changes in the production process.
  Material Master Issues: The material master data for the BOM component may be incomplete or incorrect.
  
  Solution:
  
  
  Check BOM Configuration: Verify the BOM for the material in question. Ensure that the quantities for each component are correctly defined.
  
  Use transaction code CS03 to display the BOM and check the quantities.
  
  
  
  Review Production Order: If this error occurs during a production order, check the order details to ensure that the quantities match the BOM.
  
  Use transaction code CO03 to display the production order and verify the components.
  
  
  
  Update Material Master: Ensure that the material master data for the BOM components is complete and accurate.
  
  Use transaction code MM03 to check the material master data.
  
  
  
  Check for Changes: If there have been recent changes to the BOM or production process, ensure that all relevant documents and data have been updated accordingly.
  
  
  Consult Documentation: Review any relevant SAP documentation or notes that may provide additional context or solutions for this specific error message.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), CS03 (Display BOM), CO01 (Create Production Order), and CO03 (Display Production Order).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to view and modify BOMs and production orders.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in production planning or materials management.