How To Fix ESH_RUBU_MSG004 - There is no connection GUID for the local system

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_RUBU_MSG - ESH RuBu - Messages

• Message number: 004

• Message text: There is no connection GUID for the local 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 ESH_RUBU_MSG004 - There is no connection GUID for the local system ?

  The SAP error message ESH_RUBU_MSG004 indicates that there is no connection GUID (Globally Unique Identifier) for the local system in the context of the SAP Enterprise Search or the SAP Search and Classification (TREX) system. This error typically arises when the system is unable to establish a connection to the relevant search system or when the configuration is incomplete.
  Cause:
  
  Missing Configuration: The connection GUID is not set up in the system configuration. This can happen if the system was not properly configured to connect to the search system.
  System Registration Issues: The local system may not be registered correctly in the search system, leading to the absence of a GUID.
  Network Issues: There may be network connectivity issues preventing the local system from communicating with the search system.
  Transport Issues: If the configuration was transported from another system, the GUID may not have been included or may not have been generated correctly.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the transaction code /IWFND/MAINT_SERVICE or /IWFND/ERROR_LOG to check the service configuration.
  Ensure that the connection settings for the search system are correctly defined.
  
  
  
  Register the System:
  
  If the local system is not registered, you may need to register it in the search system. This can typically be done through the transaction /IWFND/REG_SERVICE or similar configuration transactions.
  
  
  
  Generate Connection GUID:
  
  If the GUID is missing, you may need to generate it manually. This can often be done through the relevant configuration transaction or by executing a specific program that handles GUID generation.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing the local system from connecting to the search system. This may involve checking firewalls, network settings, and ensuring that the search system is up and running.
  
  
  
  Review Transport Requests:
  
  If the configuration was transported, check the transport requests to ensure that all necessary objects were included and that the transport was successful.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and TREX for detailed configuration steps and troubleshooting guidelines.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.