How To Fix MMPUR_CAT_EXTR_LGMSG154 - Communication system is not maintained for connected source system &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_CAT_EXTR_LGMSG - Extractor Log Messages

• Message number: 154

• Message text: Communication system is not maintained for connected source system &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_CAT_EXTR_LGMSG154 - Communication system is not maintained for connected source system &1 ?

  The SAP error message MMPUR_CAT_EXTR_LGMSG154 indicates that there is an issue with the communication setup between the SAP system and a connected source system. This error typically arises in the context of procurement processes, particularly when trying to access or integrate data from an external system.
  Cause:
  The error message is triggered when the system attempts to communicate with a source system (like an external procurement system or a connected SAP system) that has not been properly configured in the SAP system. This could be due to:
  
  Missing Configuration: The communication settings for the source system are not defined in the SAP system.
  Incorrect Source System ID: The source system ID referenced in the error message may not exist or may be incorrectly specified.
  Network Issues: There may be network connectivity issues preventing communication with the source system.
  Authorization Issues: The user or system may not have the necessary authorizations to access the source system.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Configuration:
  
  Go to the transaction code SM59 (RFC Destinations) in the SAP system.
  Verify that the RFC destination for the connected source system is correctly configured.
  Ensure that the connection type is appropriate (e.g., TCP/IP, HTTP, etc.) and that the target host and service are correctly specified.
  
  
  
  Maintain Communication System:
  
  Use transaction SPRO to navigate to the relevant configuration settings for your procurement processes.
  Check the settings under Materials Management > Purchasing > External Services Management > Maintain Communication System.
  Ensure that the source system is defined and that all necessary parameters are set.
  
  
  
  Check Source System ID:
  
  Ensure that the source system ID mentioned in the error message is valid and corresponds to an existing configuration in your system.
  
  
  
  Test Connection:
  
  In transaction SM59, test the connection to the source system to ensure that it is reachable and that there are no network issues.
  
  
  
  Review Authorizations:
  
  Ensure that the user or system has the necessary authorizations to access the source system. This may involve checking roles and profiles assigned to the user.
  
  
  
  Consult Documentation:
  
  Review any relevant SAP documentation or notes related to the specific version of SAP you are using, as there may be additional considerations or patches required.
  
  
  
  Related Information:
  
  Transaction Codes: SM59 (RFC Destinations), SPRO (Customizing), SE37 (Function Module), SE80 (Object Navigator).
  SAP Notes: Check the SAP Support Portal for any notes related to MMPUR_CAT_EXTR_LGMSG154 for specific patches or updates.
  Community Forums: SAP Community and other forums can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the error message MMPUR_CAT_EXTR_LGMSG154.