How To Fix AQ180 - Type & is not an ABAP type

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 180

• Message text: Type & is not an ABAP type

What causes this issue?

When you defined an additional field, you assigned this field a type
that is not an ABAP type.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Use one of the valid ABAP types.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ180 - Type & is not an ABAP type ?

  The SAP error message AQ180, which states "Type & is not an ABAP type," typically occurs when the system encounters a data type that it does not recognize as a valid ABAP type. This can happen in various scenarios, such as when defining data structures, using types in function modules, or when working with ABAP classes.
  Causes:
  
  Typographical Errors: There may be a typo in the type name, leading to the system not recognizing it.
  Undefined Types: The type may not be defined in the current context or is not available in the program.
  Scope Issues: The type might be defined in a different program or include that is not accessible in the current context.
  Incorrect Use of Data Types: Using a type that is not valid in the context where it is being used (e.g., using a non-ABAP type).
  Missing Includes: If the type is defined in an include file that is not included in the program, the type will not be recognized.
  
  Solutions:
  
  Check for Typos: Review the code for any spelling mistakes in the type name.
  Define the Type: Ensure that the type is defined in the program or included from another source. If it’s a custom type, make sure it is created in the Data Dictionary (SE11).
  Include Necessary Includes: If the type is defined in an include file, ensure that the include is properly included in your program.
  Use Standard Types: If you are using a custom type, consider using standard ABAP types or ensure that your custom type is correctly defined.
  Check Scope: Ensure that the type is accessible in the current scope. If it is defined in a class or function module, ensure that you are using it correctly.
  Activate Objects: If you have recently created or modified the type, make sure to activate the relevant objects in the ABAP Dictionary.
  
  Related Information:
  
  ABAP Data Types: Familiarize yourself with the standard ABAP data types and structures. Common types include CHAR, NUMC, INT4, STRING, etc.
  Data Dictionary (SE11): Use transaction SE11 to check the definitions of data types and structures.
  ABAP Workbench: Use the ABAP Workbench (SE80) to navigate through programs, function modules, and classes to find where the type is defined.
  Documentation: Refer to SAP documentation for more information on data types and their usage in ABAP.
  
  If the issue persists after checking these points, consider reaching out to your SAP support team or consulting the SAP community for further assistance.