How To Fix CUIB1028 - No observer reference found on database for instance &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CUIB1 -

• Message number: 028

• Message text: No observer reference found on database for instance &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CUIB1028 - No observer reference found on database for instance &1 ?

  The SAP error message CUIB1028, which states "No observer reference found on database for instance &1," typically occurs in the context of SAP's Business Warehouse (BW) or when dealing with certain database instances in SAP systems. This error indicates that the system is unable to find a reference for a specific instance in the database, which can be due to various reasons.
  Causes:
  
  Missing or Incomplete Data: The instance referenced may not have been created properly, or the data may not have been fully loaded into the database.
  Database Issues: There could be issues with the database connection or the database itself, such as corruption or misconfiguration.
  Configuration Errors: Incorrect settings in the SAP system configuration can lead to this error, especially if the instance is not properly defined.
  Transport Issues: If the instance was transported from another system, it may not have been transported correctly, leading to missing references.
  Authorization Issues: Lack of proper authorizations to access the instance can also lead to this error.
  
  Solutions:
  
  Check Instance Configuration: Verify that the instance is correctly configured in the system. Ensure that all necessary parameters are set up properly.
  Data Load Verification: Check if the data for the instance has been loaded correctly. If not, re-run the data load process.
  Database Integrity Check: Perform a check on the database to ensure that it is functioning correctly and that there are no integrity issues.
  Review Transport Logs: If the instance was transported, review the transport logs to ensure that all necessary objects were transported successfully.
  Authorization Check: Ensure that the user has the necessary authorizations to access the instance. You may need to consult with your security team to verify this.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) or ST22 (Dump Analysis) to help diagnose the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.