How To Fix ACI_COMPILER_GENERIC016 - Expected "&2" or "&3", not "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: ACI_COMPILER_GENERIC - EXPERIMENTAL, DON'T USE (ACI: Generic Compiler Messages)

• Message number: 016

• Message text: Expected "&2" or "&3", not "&1"

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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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 ACI_COMPILER_GENERIC016 - Expected "&2" or "&3", not "&1" ?

  The SAP error message ACI_COMPILER_GENERIC016 typically indicates a syntax error in your ABAP code or a problem with the structure of your data. The message format suggests that the compiler expected a specific type of data or structure but encountered something else instead. Here’s a breakdown of the components of the error message:
  
  Expected "&2" or "&3": This part of the message indicates the expected data types or structures.
  Not "&1": This part indicates the actual data type or structure that was found, which does not match the expected types.
  
  Cause
  The error can occur due to several reasons:
  
  Data Type Mismatch: You may be trying to assign a value of one data type to a variable of another incompatible data type.
  Incorrect Structure: If you are working with structures or tables, the fields may not match the expected structure.
  Syntax Errors: There may be a syntax error in your code that leads to the compiler misinterpreting