How To Fix WU764 - No valid supply source was found for material & & and plant &

SAP Error Message - Details

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 764

• Message text: No valid supply source was found for material & & and plant &

What causes this issue?

Supply source determination was not able to find an internal or
external vendor.

System Response

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

How to fix this error?

Assign a valid source of supply to the material.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WU764 - No valid supply source was found for material & & and plant & ?

  The SAP error message WU764 indicates that the system could not find a valid supply source for a specific material in a given plant. This typically occurs during the planning or procurement processes when the system is trying to determine where to source materials from, but it cannot find any valid sources based on the configuration and data available.
  Causes of WU764 Error
  
  
  Missing Source of Supply: There may be no valid source of supply (like a vendor or production order) defined for the material in the specified plant.
  
  
  Incorrect Material Master Data: The material master data may not be set up correctly, including the purchasing or MRP views.
  
  
  Invalid Info Records: If the system relies on info records for sourcing, there may be no valid info records for the material and vendor combination.
  
  
  Plant-Specific Settings: The plant may not have been set up correctly in relation to the material, or the material may not be assigned to the plant.
  
  
  MRP Settings: The MRP settings for the material may not be configured properly, leading to the system being unable to determine a supply source.
  
  
  Blocked Vendors: The vendor associated with the material may be blocked or inactive.
  
  
  Solutions to WU764 Error
  
  
  Check Material Master Data:
  
  Go to the material master (transaction code MM03) and verify that the material is set up correctly for the specified plant.
  Ensure that the purchasing and MRP views are maintained.
  
  
  
  Review Source List:
  
  Check the source list (transaction code ME01) for the material and plant to ensure that valid sources of supply are defined.
  
  
  
  Check Info Records:
  
  Use transaction code ME11 to check if there are valid purchasing info records for the material and vendor combination.
  
  
  
  Vendor Status:
  
  Verify the status of the vendor in transaction code XK03. Ensure that the vendor is active and not blocked.
  
  
  
  MRP Configuration:
  
  Review the MRP settings for the material (transaction code MD04) to ensure that the planning parameters are set correctly.
  
  
  
  Create or Update Source of Supply:
  
  If no valid source exists, create a new purchasing info record or source list entry for the material and vendor.
  
  
  
  Check for Purchase Orders:
  
  If there are existing purchase orders, ensure they are not causing conflicts or issues with sourcing.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  MM03: Display Material Master
  ME01: Maintain Source List
  ME11: Create Purchasing Info Record
  XK03: Display Vendor
  MD04: Stock/Requirements List
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on material management and procurement processes.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  By following these steps, you should be able to identify the cause of the WU764 error and implement the necessary solutions to resolve it.