How To Fix MSG_CL_ER157 - Classification system &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_CL_ER - Message Class for Enterprise Registry

• Message number: 157

• Message text: Classification system &1 does not exist

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 MSG_CL_ER157 - Classification system &1 does not exist ?

  The SAP error message "MSG_CL_ER157: Classification system &1 does not exist" typically occurs when the system is unable to find the specified classification system in the SAP environment. This can happen for several reasons, and here are some potential causes, solutions, and related information:
  Causes:
  
  Non-existent Classification System: The classification system specified in the error message does not exist in the SAP system.
  Incorrect Configuration: The classification system may not have been properly configured or activated in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the classification system.
  Data Consistency Issues: There may be inconsistencies in the data that lead to the classification system not being recognized.
  
  Solutions:
  
  
  Check Classification System:
  
  Go to the transaction code CL02 (Change Class) or CL03 (Display Class) and check if the classification system exists.
  If it does not exist, you may need to create it using transaction code CL01 (Create Class).
  
  
  
  Verify Configuration:
  
  Ensure that the classification system is properly configured in the system. This includes checking the settings in the Customizing (SPRO) for the classification system.
  Navigate to SPRO -> Logistics - General -> Master Data -> Classification -> Define Classification System to verify the settings.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the classification system. This can be checked with the help of your SAP security team.
  
  
  
  Data Consistency Check:
  
  Run consistency checks to ensure that there are no inconsistencies in the classification data. This can be done using transaction codes like CL20N (Mass Change of Classes) or CL24 (Check Class).
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message. There may be patches or updates that resolve the issue.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CL01: Create Class
  CL02: Change Class
  CL03: Display Class
  CL20N: Mass Change of Classes
  CL24: Check Class
  SPRO: Customizing settings
  
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on classification systems and their configuration.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.