How To Fix SBLM013 - Wrong blacklist size on &1 servers

SAP Error Message - Details

• Message type: E = Error

• Message class: SBLM - Blacklist Monitor: Message Classes

• Message number: 013

• Message text: Wrong blacklist size on &1 servers

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 SBLM013 - Wrong blacklist size on &1 servers ?

  The SAP error message SBLM013, which indicates "Wrong blacklist size on &1 servers," typically relates to issues with the SAP Business Application Programming Interface (BAPI) or the SAP Business Logic Management (BLM) framework. This error suggests that there is a mismatch or inconsistency in the configuration of the blacklist size across the specified servers.
  Cause:
  
  Configuration Mismatch: The blacklist size configuration may not be consistent across different servers in the landscape. This can happen if the configuration was changed on one server but not replicated to others.
  System Updates: If one server has been updated or patched while others have not, it may lead to discrepancies in the expected blacklist size.
  Network Issues: Communication problems between servers can sometimes lead to incorrect readings of configuration settings.
  Corrupted Configuration: The configuration files or settings may have become corrupted, leading to incorrect values being read.
  
  Solution:
  
  
  Check Configuration: Verify the blacklist size configuration on all relevant servers. Ensure that they are consistent and match the expected values.
  
  You can do this by checking the relevant configuration settings in the SAP system or using transaction codes that pertain to BAPI or BLM settings.
  
  
  
  Synchronize Settings: If discrepancies are found, synchronize the settings across all servers. This may involve manually updating the configuration or using transport requests to ensure consistency.
  
  
  Review System Logs: Check the system logs for any additional error messages or warnings that may provide more context about the issue.
  
  
  Restart Services: Sometimes, simply restarting the affected services or the entire server can resolve temporary inconsistencies.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to BAPI and BLM for any specific guidance on handling this error.
  
  
  Contact SAP Support: If the issue persists after checking configurations and synchronizing settings, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to SBLM013 or BAPI/BLM configuration issues. These notes often contain specific troubleshooting steps or patches.
  System Landscape: Understanding the architecture of your SAP landscape (e.g., whether you are using a distributed system) can help in diagnosing the issue.
  Version Compatibility: Ensure that all servers are running compatible versions of SAP software, as version mismatches can lead to configuration issues.
  
  By following these steps, you should be able to identify and resolve the cause of the SBLM013 error in your SAP environment.