How To Fix MMPUR_CAT_EXTR_LGMSG150 - Unable to connect to connected system through the logical system

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_CAT_EXTR_LGMSG - Extractor Log Messages

• Message number: 150

• Message text: Unable to connect to connected system through the logical system

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_CAT_EXTR_LGMSG150 - Unable to connect to connected system through the logical system ?

  The SAP error message MMPUR_CAT_EXTR_LGMSG150 indicates that there is an issue with connecting to a connected system through the logical system. This error typically arises in scenarios involving integration between different SAP systems or when trying to access data from a connected logical system.
  Causes:
  
  
  Incorrect Logical System Configuration: The logical system may not be correctly configured in the SAP system. This includes incorrect settings in the Logical System Name or the RFC destination.
  
  
  RFC Destination Issues: The RFC (Remote Function Call) destination that connects to the logical system may be incorrectly set up, disabled, or not reachable.
  
  
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the connected system.
  
  
  Authorization Issues: The user or service account used to connect to the logical system may not have the necessary authorizations.
  
  
  System Downtime: The connected system may be down or undergoing maintenance.
  
  
  Transport Layer Issues: If the systems are in different transport layers, there may be issues with the transport configuration.
  
  
  Solutions:
  
  
  Check Logical System Configuration:
  
  Go to transaction SALE (or SPRO) and navigate to the logical system configuration.
  Ensure that the logical system name is correctly defined and matches the expected naming conventions.
  
  
  
  Verify RFC Destination:
  
  Use transaction SM59 to check the RFC destination settings.
  Test the connection to ensure that it is working correctly. If it fails, check the connection parameters, such as the target host, system number, and client.
  
  
  
  Network Connectivity:
  
  Ensure that there are no network issues preventing access to the connected system. You can use tools like ping or telnet to check connectivity.
  
  
  
  Check Authorizations:
  
  Verify that the user or service account has the necessary authorizations to access the connected system. This may involve checking roles and profiles.
  
  
  
  System Status:
  
  Check if the connected system is up and running. If it is down, coordinate with the system administrators to resolve the issue.
  
  
  
  Transport Layer Configuration:
  
  If applicable, ensure that the transport layer settings are correctly configured and that both systems are compatible.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: For managing RFC destinations.
  SALE: For logical system configuration.
  SICF: For checking HTTP services if applicable.
  
  
  
  Logs and Traces: 
  
  Check the system logs (transaction SM21) and the developer traces (transaction ST22) for any additional error messages that may provide more context.
  
  
  
  SAP Notes: 
  
  Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  
  
  
  By following these steps, you should be able to diagnose and resolve the issue related to the MMPUR_CAT_EXTR_LGMSG150 error message. If the problem persists, consider reaching out to SAP support for further assistance.