How To Fix OO129 - Type & not valid

OO129 - Overview

• 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.

What else can you do?

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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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