How To Fix MD409 - &1: &2 (S3)

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 409

• Message text: &1: &2 (S3)

What causes this issue?

No valid run schedule header could be selected for the planned order
(run schedule quantity) of a material that is planned in repetitive
manufacturing.

System Response

No run schedule header is assigned.
This exception is set in the MRP list.

How to fix this error?

Check the validity of the run schedule headers for material and
production version.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MD409 - &1: &2 (S3) ?

  The SAP error message MD409 typically relates to issues in the Material Requirements Planning (MRP) process, specifically concerning the availability of materials or the planning of production orders. The message format usually indicates that there is a problem with the planning situation for a specific material or component.
  Cause:
  The error message MD409 can occur due to several reasons, including:
  
  Insufficient Stock: The system may not have enough stock of the required materials to fulfill the demand.
  Incorrect Planning Parameters: The planning parameters for the material may not be set correctly, leading to incorrect calculations.
  Missing Master Data: Essential master data (like BOM, routing, or material master) may be incomplete or incorrect.
  Planning File Entries: There may be issues with the planning file entries that prevent the system from processing the requirements correctly.
  Production Order Issues: If there are production orders that are not properly set up or released, it can lead to this error.
  
  Solution:
  To resolve the MD409 error, you can take the following steps:
  
  Check Stock Levels: Verify the stock levels of the materials involved. Ensure that there is enough stock to meet the demand.
  Review Planning Parameters: Check the planning parameters in the material master (MRP views) to ensure they are set correctly.
  Validate Master Data: Ensure that all relevant master data (BOM, routing, material master) is complete and accurate.
  Analyze Planning File Entries: Use transaction code MD21 to check the planning file entries and ensure they are correctly set up.
  Check Production Orders: Review any production orders related to the material to ensure they are properly configured and released.
  Run MRP Again: After making necessary adjustments, run the MRP process again to see if the error persists.
  
  Related Information:
  
  Transaction Codes: You may find it useful to use transaction codes like MD04 (Stock/Requirements List), MD21 (Display Planning File Entries), and MD02 (MRP Run) to analyze and troubleshoot the issue.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MD409 error.
  Documentation: Refer to SAP documentation for MRP processes to understand the configuration and setup better.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in MRP processes.