How To Fix /SAPAPO/OM501 - In-house production &1, source of supply &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM -

• Message number: 501

• Message text: In-house production &1, source of supply &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM501 - In-house production &1, source of supply &2 ?

  The SAP error message /SAPAPO/OM501 typically indicates an issue related to in-house production in the Advanced Planning and Optimization (APO) module. The message format suggests that there is a problem with the production process for a specific product (in-house production) and its associated source of supply.
  Cause:
  The error message /SAPAPO/OM501 can arise due to several reasons, including:
  
  Capacity Issues: The production facility may not have enough capacity to meet the demand for the specified product.
  Production Order Issues: There may be issues with the production orders, such as missing or incorrect data.
  Master Data Issues: Problems with the master data for the product or the production resource (e.g., incorrect settings in the material master or resource master).
  Planning Parameters: Incorrect planning parameters or settings in the APO system that affect how in-house production is scheduled.
  Source of Supply: The specified source of supply may not be valid or may not have the necessary configuration to fulfill the production requirements.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Capacity: Review the capacity of the production resource to ensure it can handle the required production volume. Adjust capacity settings if necessary.
  Review Production Orders: Check the production orders related to the product and ensure they are correctly set up and released.
  Validate Master Data: Ensure that the master data for the product and the production resource is complete and accurate. This includes checking the material master, resource master, and any relevant planning data.
  Adjust Planning Parameters: Review and adjust the planning parameters in the APO system to ensure they align with your production capabilities and requirements.
  Check Source of Supply: Verify that the source of supply is correctly defined and configured in the system. Ensure that it is active and can fulfill the production needs.
  Run Planning: After making the necessary adjustments, run the planning process again to see if the error persists.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as /SAPAPO/MC90 (to check the planning book) or /SAPAPO/OM01 (to check the production resource) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to SAP documentation for APO and in-house production to understand the configuration and settings that may impact this error.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP APO for further assistance.