How To Fix SOI655 - Table &1: Unknown classification type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SOI - Safe Online Import/Upgrade Messages

• Message number: 655

• Message text: Table &1: Unknown classification type &2

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 SOI655 - Table &1: Unknown classification type &2 ?

  The SAP error message SOI655, which states "Table &1: Unknown classification type &2," typically occurs in the context of SAP's classification system. This error indicates that the system is trying to access a classification type that is not recognized or does not exist in the specified table.
  Cause:
  
  Incorrect Classification Type: The classification type specified in the error message does not exist in the system. This could be due to a typo or an incorrect configuration.
  Missing Configuration: The classification type may not have been defined in the system, or it may have been deleted or deactivated.
  Table Issues: The table referenced in the error message may not be properly configured or may not contain the expected data.
  Transport Issues: If the classification type was recently transported from another system, there may have been issues during the transport process.
  
  Solution:
  
  Check Classification Type: Verify that the classification type specified in the error message exists in the system. You can do this by navigating to the classification settings in SAP (Transaction CL02 for changing classification types).
  Create or Modify Classification Type: If the classification type does not exist, you may need to create it using Transaction CL01 (Create Classification Type) or modify it if it is incorrectly configured.
  Check Table Configuration: Ensure that the table mentioned in the error message is correctly set up and contains the necessary entries for the classification type.
  Review Transport Logs: If the issue arose after a transport, check the transport logs for any errors or warnings that may indicate problems with the classification type or related objects.
  Consult Documentation: Review SAP documentation or notes related to classification types and the specific table mentioned in the error message for additional guidance.
  
  Related Information:
  
  Transaction Codes: 
  
  CL01: Create Classification Type
  CL02: Change Classification Type
  CL03: Display Classification Type
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to classification types and the specific error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further investigation.