How To Fix M7128 - Check component quantity

SAP Error Message - Details

• Message type: E = Error

• Message class: M7 - Inventory Management and Physical Inventory

• Message number: 128

• Message text: Check component quantity

What causes this issue?

You changed the quantity of the ordered material. However, the system
calculated the component quantity on the basis of the previous quantity.

System Response

After you have manually changed the goods receipt quantity, the system
does not adjust the relevant component quantity.

How to fix this error?

Check the quantities of the individual components.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M7128 - Check component quantity ?

  The SAP error message M7128 "Check component quantity" typically occurs in the context of production planning and inventory management. This error indicates that there is an issue with the quantity of components being used in a production order or a bill of materials (BOM). Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Insufficient Stock: The quantity of the component required for the production order exceeds the available stock.
  Incorrect BOM Configuration: The bill of materials may have incorrect quantities defined for the components.
  Incorrect Production Order: The production order may not have the correct component quantities assigned.
  Batch Management Issues: If batch management is enabled, there may be issues with batch availability or selection.
  Material Master Data Issues: The material master data for the components may not be set up correctly, leading to discrepancies in quantity.
  
  Solutions:
  
  Check Stock Levels: Verify the stock levels of the components in the inventory. If stock is insufficient, consider replenishing the stock or adjusting the production order.
  Review BOM: Check the bill of materials for the production order to ensure that the component quantities are correct. Make any necessary adjustments.
  Adjust Production Order: If the production order is incorrect, you may need to adjust the order to reflect the correct component quantities.
  Batch Management: If applicable, check the batch management settings and ensure that the required batches are available for the components.
  Material Master Data: Review the material master data for the components to ensure that all relevant fields are correctly filled out, including unit of measure and stock levels.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CS03 (Display BOM), CO03 (Display Production Order), and MMBE (Stock Overview) to investigate the issue further.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to view and modify production orders and BOMs.
  Consult Documentation: Refer to SAP documentation or help files for more detailed information on managing production orders and BOMs.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in production planning and inventory management.