How To Fix RSB4HANA123 - &1 is blacklisted.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 123

• Message text: &1 is blacklisted.

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 RSB4HANA123 - &1 is blacklisted. ?

  The SAP error message RSB4HANA123 indicates that a specific object (like a data source or a query) is blacklisted in the context of SAP BW on HANA. This typically means that the object is not available for use due to certain issues, often related to performance or data integrity.
  Cause:
  
  Performance Issues: The object may have been blacklisted due to performance problems during execution. This can happen if the object is causing long-running queries or consuming excessive resources.
  Data Integrity Issues: If there are inconsistencies or errors in the data associated with the object, it may be blacklisted to prevent further issues.
  Configuration Changes: Changes in the underlying data model or configuration might lead to the object being blacklisted.
  System Maintenance: Sometimes, objects are blacklisted during system maintenance or upgrades.
  
  Solution:
  
  Check the Blacklist: Use transaction code RSB4HANA to check the blacklist status of the object. This will provide more details about why it was blacklisted.
  Analyze Performance: Review the performance of the object. Look for long-running queries or resource-intensive operations that may have triggered the blacklisting.
  Data Consistency Check: Ensure that the data associated with the object is consistent and free of errors. You may need to run data validation or consistency checks.
  Re-activate the Object: If you have resolved the underlying issues, you can attempt to remove the object from the blacklist. This can typically be done through the same transaction (RSB4HANA) by selecting the object and choosing the option to remove it from the blacklist.
  Consult Logs: Check the system logs for any additional error messages or warnings that may provide more context on why the object was blacklisted.
  Contact SAP Support: If the issue persists or if you are unsure about the steps to take, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSB4HANA for managing blacklisted objects.
  Performance Tuning: Consider implementing performance tuning measures for your BW queries and data models to prevent future occurrences.
  Documentation: Review SAP documentation and notes related to BW on HANA for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the blacklisting and take appropriate action to resolve the issue.