How To Fix ACM_SYNTAX162 - The type of "&1" cannot be converted to the type of "&2"

SAP Error Message - Details

• Message type: E = Error

• Message class: ACM_SYNTAX - ACM: DCL Syntax Error Messages

• Message number: 162

• Message text: The type of "&1" cannot be converted to the type of "&2"

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACM_SYNTAX162 - The type of "&1" cannot be converted to the type of "&2" ?

  The SAP error message ACM_SYNTAX162 indicates a type conversion issue in your ABAP code. Specifically, it means that the system is unable to convert the type of one variable (denoted as "&1") to the type of another variable (denoted as "&2"). This typically occurs when there is a mismatch between the expected data types in an assignment or operation.
  Cause:
  
  Data Type Mismatch: The most common cause is that the two variables involved in the operation or assignment have incompatible data types. For example, trying to assign a character string to a numeric variable or vice versa.
  Structure or Table Type Issues: If you are working with structures or internal tables, the fields may not match in terms of data types or lengths.
  Function Module or Method Parameters: If you are passing parameters to a function module or method, the expected types may not match the types you are providing.
  Implicit Type Conversion: ABAP does not allow implicit type conversion in certain cases, especially when dealing with complex types.
  
  Solution:
  
  Check Data Types: Review the data types of the variables involved in the operation. Ensure that they are compatible. You can use the ABAP Data Dictionary (SE11) to check the definitions of the data types.
  Explicit Conversion: If the types are not directly compatible, consider using explicit conversion functions such as CONVERT, CAST, or type-specific conversion methods to convert one type to another.
  Adjust Structure Definitions: If you are dealing with structures or tables, ensure that the field definitions match in terms of data types and lengths.
  Parameter Types: If the error occurs when calling a function module or method, check the parameter types in the function signature and ensure that you are passing the correct types.
  Debugging: Use the ABAP debugger to step through the code and identify the exact line where the error occurs. This can help you pinpoint the variables involved.
  
  Related Information:
  
  ABAP Data Types: Familiarize yourself with the different data types in ABAP, such as elementary types (e.g., I, F, C, D, etc.) and complex types (e.g., structures, internal tables).
  Type Conversion Functions: Learn about ABAP type conversion functions like CONVERT TO, CAST, and others that can help in converting data types explicitly.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the ACM_SYNTAX162 error and ensure that your ABAP code runs smoothly.