How To Fix OO129 - Type & not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 129

• Message text: Type & not valid

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 OO129 - Type & not valid ?

  The SAP error message "OO129 Type & not valid" typically indicates that there is an issue with the data type being used in a particular context, such as in a program, function module, or transaction. This error can occur in various scenarios, but it is often related to the use of an invalid or unsupported data type in a field or parameter.
  Causes:
  
  Invalid Data Type: The specified data type is not recognized by the system or is not valid for the operation being performed.
  Typographical Error: There may be a typo in the data type name, leading to the system not recognizing it.
  Incompatibility: The data type may not be compatible with the expected type in a function module or method.
  Custom Development: If you are working with custom programs or enhancements, the error may arise from incorrect definitions in the ABAP code.
  
  Solutions:
  
  Check Data Type Definition: Verify that the data type being used is correctly defined in the ABAP Dictionary (SE11). Ensure that it is a valid type and is compatible with the context in which it is being used.
  Correct Typographical Errors: Review the code or configuration for any typographical errors in the data type name.
  Use Standard Data Types: If you are using custom data types, consider using standard SAP data types where possible to avoid compatibility issues.
  Debugging: If the error occurs during program execution, use the ABAP debugger to trace the execution and identify where the invalid data type is being referenced.
  Consult Documentation: Refer to SAP documentation or help resources for the specific function module or transaction to understand the expected data types.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can sometimes resolve underlying issues.
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate the data types being used.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may 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.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with an SAP technical consultant or developer who can provide more in-depth analysis and support.