How To Fix APPL_MM_PUR_SOS_SL004 - Please Maintain atleast one Source

SAP Error Message - Details

• Message type: E = Error

• Message class: APPL_MM_PUR_SOS_SL - Messages for Source List

• Message number: 004

• Message text: Please Maintain atleast one Source

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message APPL_MM_PUR_SOS_SL004 - Please Maintain atleast one Source ?

  The SAP error message APPL_MM_PUR_SOS_SL004, which states "Please maintain at least one source," typically occurs in the context of procurement and sourcing within the Materials Management (MM) module. This error indicates that the system requires at least one valid source of supply for a material or service, but none has been defined.
  Cause:
  
  No Source Defined: The most common cause is that there are no sources of supply (vendors or contracts) assigned to the material in the system.
  Incomplete Master Data: The material master or purchasing info record may not have been set up correctly.
  Source List Not Maintained: If a source list is required for the material, it may not have been maintained.
  Purchasing Organization Issues: The purchasing organization may not be correctly assigned or configured for the material.
  
  Solution:
  
  
  Maintain Source of Supply:
  
  Go to the material master record (Transaction Code: MM02) and ensure that a valid vendor is assigned under the purchasing view.
  Alternatively, create or update a purchasing info record (Transaction Code: ME11 or ME12) for the material and vendor combination.
  
  
  
  Create a Source List:
  
  If a source list is required, create or update the source list for the material (Transaction Code: ME01 or ME02) to include at least one valid source.
  
  
  
  Check Vendor Master Data:
  
  Ensure that the vendor master data is complete and that the vendor is active and not blocked.
  
  
  
  Review Purchasing Organization Settings:
  
  Verify that the purchasing organization is correctly set up and linked to the material and vendor.
  
  
  
  Use Transaction ME01: 
  
  If you need to create a source list, you can use transaction ME01 to add a source for the material.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM02: Change Material Master
  ME11: Create Purchasing Info Record
  ME12: Change Purchasing Info Record
  ME01: Create Source List
  ME02: Change Source List
  
  
  
  Documentation: Refer to SAP Help documentation for detailed steps on maintaining material master data, purchasing info records, and source lists.
  
  
  User Roles: Ensure that the user has the necessary authorizations to create or modify the relevant master data.
  
  
  By following these steps, you should be able to resolve the error and maintain the necessary source of supply for your materials in SAP.