How To Fix OO258 - Attribute &1 &2: Invalid typing category (TYPTYPE)

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 258

• Message text: Attribute &1 &2: Invalid typing category (TYPTYPE)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO258 - Attribute &1 &2: Invalid typing category (TYPTYPE) ?

  The SAP error message OO258 indicates that there is an issue with the typing category (TYPTYPE) of an attribute in an object-oriented programming context, typically related to ABAP Objects. This error usually arises when the system encounters an attribute that has been defined with an invalid or unsupported typing category.
  Cause:
  The error can occur due to several reasons:
  
  Invalid Typing Category: The attribute is defined with a typing category that is not recognized or is not valid in the context of the class or interface.
  Typographical Errors: There may be a typo in the attribute definition or in the way it is referenced.
  Incompatibility: The attribute may be defined in a way that is incompatible with the expected data types or structures in the class or interface.
  Changes in Data Dictionary: If the underlying data type has been changed or deleted in the Data Dictionary, it can lead to this error.
  
  Solution:
  To resolve the OO258 error, you can follow these steps:
  
  
  Check Attribute Definition:
  
  Go to the class or interface where the attribute is defined.
  Verify the typing category of the attribute. Ensure that it is defined correctly and is a valid type.
  
  
  
  Correct Typographical Errors:
  
  Look for any typos in the attribute name or its type. Ensure that the naming conventions are followed.
  
  
  
  Review Data Types:
  
  If the attribute is based on a data type from the Data Dictionary, check that the data type exists and is valid. If it has been changed or deleted, you may need to redefine it.
  
  
  
  Check Compatibility:
  
  Ensure that the attribute's type is compatible with the expected usage in the class or interface. For example, if it is expected to be a reference type, ensure it is defined as such.
  
  
  
  Recompile the Class/Interface:
  
  After making changes, recompile the class or interface to ensure that the changes take effect.
  
  
  
  Consult Documentation:
  
  If you are unsure about the valid typing categories, refer to the SAP documentation or the ABAP programming guidelines for more information.
  
  
  
  Related Information:
  
  ABAP Objects: Understanding the principles of object-oriented programming in ABAP can help in diagnosing and fixing such errors.
  Data Dictionary: Familiarity with the Data Dictionary and how data types are defined and managed in SAP can be beneficial.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be specific fixes or recommendations provided by SAP.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an experienced ABAP developer for further assistance.