How To Fix APO_BAPI057 - No valid source of supply could be found &1 &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: APO_BAPI - Message Class for APO BAPIs

• Message number: 057

• Message text: No valid source of supply could be found &1 &2 &3

What causes this issue?

You tried to create or change an order. However, no valid PPM or PDS
could be found for creating or changing the order.
It is also possible that you are trying to change an order which has
been exploded with a different source of supply category from the
category that supports the function currently in use.

How to fix this error?

Check whether the criteria transferred for this order (for example PPM
number, product, location, PPM type, lot sizes, date,...) has a valid
source of supply.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APO_BAPI057 - No valid source of supply could be found &1 &2 &3 ?

  The SAP error message APO_BAPI057: No valid source of supply could be found typically occurs in the Advanced Planning and Optimization (APO) module when the system is unable to find a valid source of supply for a specific product or requirement. This can happen in various scenarios, such as during the planning process, when trying to create a purchase order, or when executing a demand planning run.
  Causes:
  
  Missing Master Data: The relevant master data (like material master, vendor master, or source list) may not be properly maintained or may be missing.
  Incorrect Planning Parameters: The planning parameters for the product may not be set correctly, leading to the system being unable to identify a valid source.
  Source List Issues: The source list for the material may not include any valid sources, or the valid sources may not be active.
  Stock Availability: There may be no stock available at the identified sources, or the stock may not meet the required criteria (e.g., location, batch).
  Planning Version: The planning version being used may not have the necessary data or settings to identify a source of supply.
  Product Allocation: If product allocation is in place, it may restrict the availability of certain sources of supply.
  
  Solutions:
  
  Check Master Data: Ensure that the material master, vendor master, and source list are correctly maintained. Verify that the relevant data is active and correctly configured.
  Review Planning Parameters: Check the planning parameters for the product in the APO system. Ensure that they are set up correctly to allow for sourcing.
  Update Source List: If the source list is missing or incorrect, update it to include valid sources of supply for the material.
  Check Stock Levels: Verify the stock levels at the identified sources to ensure that there is sufficient stock available to meet the demand.
  Validate Planning Version: Ensure that the correct planning version is being used and that it contains the necessary data for sourcing.
  Examine Product Allocation: If product allocation is being used, review the allocation settings to ensure that they are not preventing the identification of valid sources.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/SDP94 (for demand planning) or /SAPAPO/MC90 (for checking the source of supply) to analyze the situation further.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Debugging: If the issue persists, consider debugging the BAPI or function module that is generating the error to identify the root cause.
  Consult Documentation: Review SAP documentation for APO and related modules for best practices in maintaining master data and configuring planning parameters.
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary solutions to resolve it.