How To Fix LIS_SRV002 - You must enter the message server

SAP Error Message - Details

• Message type: E = Error

• Message class: LIS_SRV - LIS Server

• Message number: 002

• Message text: You must enter the message server

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LIS_SRV002 - You must enter the message server ?

  The SAP error message LIS_SRV002 with the description "You must enter the message server" typically occurs when there is an issue with the configuration of the SAP GUI or the connection settings to the SAP system. This error indicates that the system is unable to connect to the message server, which is essential for communication in a distributed SAP environment.
  Cause:
  
  Missing Message Server Configuration: The SAP GUI is not configured to connect to a message server, which is necessary for load balancing and communication between application servers.
  Incorrect Connection Parameters: The connection parameters (like the message server's hostname or port) may be incorrectly specified.
  Network Issues: There may be network connectivity issues preventing the SAP GUI from reaching the message server.
  SAP System Configuration: The SAP system itself may not be properly configured to use a message server.
  
  Solution:
  
  
  Check SAP GUI Configuration:
  
  Open the SAP Logon pad.
  Select the system entry and click on "Properties."
  Ensure that the "Message Server" field is filled in with the correct hostname and port of the message server.
  If you are using a load balancer, ensure that the load balancer's address is entered correctly.
  
  
  
  Verify Connection Parameters:
  
  Ensure that the message server's hostname and port are correct. The default port for the message server is usually 3600 (for instance, if your system ID is ABC, the message server would typically be ABC:3600).
  Check if the system ID is correct and matches the one configured in the SAP environment.
  
  
  
  Network Connectivity:
  
  Test the network connection to the message server using tools like ping or telnet to ensure that the server is reachable.
  Check for any firewall settings that might be blocking access to the message server.
  
  
  
  SAP System Configuration:
  
  If you have access to the SAP system, check the configuration of the message server in the instance profile. Ensure that the message server is running and properly configured.
  You may need to consult with your SAP Basis administrator to verify the configuration.
  
  
  
  Use Direct Connection:
  
  If the message server is not required for your connection, you can try connecting directly to an application server instead of using the message server.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to this error for any specific patches or updates that may address the issue.
  SAP Documentation: Refer to the official SAP documentation for guidance on configuring the SAP GUI and message server settings.
  SAP Community: Engage with the SAP Community forums for additional insights and solutions from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or technical support for further investigation.