How To Fix ACM_SYNTAX189 - &1 is not the alias of &2. Use the field alias at this position

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 189

• Message text: &1 is not the alias of &2. Use the field alias at this position

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACM_SYNTAX189 - &1 is not the alias of &2. Use the field alias at this position ?

  The SAP error message ACM_SYNTAX189 indicates that there is a syntax issue in your ABAP code or in a configuration where an alias is expected but not correctly used. This error typically arises when the system expects a field alias but finds a different field or variable instead.
  Cause:
  
  Incorrect Alias Usage: The error occurs when you are trying to reference a field using an alias that is not defined or does not match the expected alias for that context.
  Field Mismatch: The field you are trying to use does not correspond to the alias defined in the context of your query or data selection.
  Typographical Errors: There may be a typo in the alias name or the field name you are trying to use.
  
  Solution:
  
  Check Alias Definitions: Review the definitions of the aliases in your code or configuration. Ensure that the alias you are using matches the expected alias for the field in question.
  Correct Field References: Make sure that you are using the correct field names and aliases in your code. If you are using a SELECT statement or a similar operation, verify that the aliases are correctly defined in the FROM clause.
  Review Context: Ensure that the context in which you are using the alias is appropriate. For example, if you are using it in a nested query or a specific data structure, make sure the alias is valid in that context.
  Debugging: If you are unable to find the issue, consider using debugging tools to step through the code and identify where the alias is being incorrectly referenced.
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for the specific version you are using to understand the expected syntax and usage of aliases in your context.
  Community Forums: Check SAP community forums or support channels for similar issues and solutions shared by other users.
  SAP Notes: Look for any relevant SAP Notes that might address this specific error or provide additional context on how to resolve it.
  
  By following these steps, you should be able to identify and resolve the issue causing the ACM_SYNTAX189 error in your SAP environment.