How To Fix /BA1/F4_BASIS252 - Type &1 (RTTI) is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: /BA1/F4_BASIS -

• Message number: 252

• Message text: Type &1 (RTTI) is not supported

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 /BA1/F4_BASIS252 - Type &1 (RTTI) is not supported ?

  The SAP error message /BA1/F4_BASIS252 Type &1 (RTTI) is not supported typically indicates that there is an issue with the runtime type information (RTTI) for a specific data type in the SAP system. This error can occur in various scenarios, such as when trying to use a data type that is not recognized or supported by the system.
  Cause:
  
  Unsupported Data Type: The error usually arises when the system encounters a data type that is not supported in the context where it is being used. This can happen if the data type is custom or if it has not been properly defined in the system.
  Incompatibility: The data type may be incompatible with the expected type in the function or method being called.
  Missing or Incorrect Configuration: There may be missing configurations or incorrect settings in the system that lead to this error.
  
  Solution:
  
  Check Data Type Definition: Verify the definition of the data type that is causing the error. Ensure that it is correctly defined in the ABAP Dictionary (transaction SE11).
  Use Supported Data Types: If the data type is custom or unsupported, consider using a standard data type that is compatible with the operation you are trying to perform.
  Review Code: If you are working with custom ABAP code, review the code to ensure that the correct data types are being used and that they are compatible with the expected parameters.
  Update or Patch: Check if there are any available updates or patches for your SAP system that might address this issue. Sometimes, newer versions of SAP may have improved support for certain data types.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. Provide them with the error details and context in which it occurs.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate the data types and their definitions.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional context.
  Community Forums: Consider checking SAP Community forums or other online resources where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.