How To Fix /SAPAPO/OO_TR307 - Specify a source of supply for external procurement

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OO_TR -

• Message number: 307

• Message text: Specify a source of supply for external procurement

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OO_TR307 - Specify a source of supply for external procurement ?

  The SAP error message /SAPAPO/OO_TR307 indicates that a source of supply for external procurement has not been specified in the system. This error typically occurs in the context of Advanced Planning and Optimization (APO) when trying to create or process a procurement order, and the system cannot determine where to source the materials from.
  Cause:
  
  
  Missing Source of Supply: The most common cause is that the system does not have a defined source of supply for the material in question. This could be due to:
  
  The source of supply not being maintained in the master data.
  The source of supply being inactive or not valid for the planning period.
  The procurement type not being set correctly in the material master.
  
  
  
  Incorrect Planning Settings: The planning settings may not be configured to allow for external procurement.
  
  
  Data Inconsistencies: There may be inconsistencies in the data related to the material, such as missing or incorrect vendor information.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the purchasing view to ensure that a valid source of supply (vendor) is assigned.
  Ensure that the procurement type is set correctly (e.g., external procurement).
  
  
  
  Maintain Source List:
  
  If applicable, maintain the source list for the material (transaction code ME01 or ME05) to specify valid sources of supply.
  
  
  
  Check Info Records:
  
  Ensure that the purchasing info record (transaction code ME11) exists for the material and vendor combination.
  
  
  
  Review Planning Settings:
  
  Check the planning settings in the APO system to ensure that external procurement is allowed and that the relevant settings are configured correctly.
  
  
  
  Run Consistency Checks:
  
  Use transaction codes like /SAPAPO/OM17 to check for inconsistencies in the planning data.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to this error message for any specific guidance or updates.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM03: Display Material Master
  ME01: Maintain Source List
  ME11: Create Purchasing Info Record
  /SAPAPO/OM17: Check Planning Data Consistency
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to maintain the relevant master data.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPAPO/OO_TR307 error message.