How To Fix AQ453 - Output of count of '&' is redundant

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 453

• Message text: Output of count of '&' is redundant

What causes this issue?

The system counted at the field named in the warning. You now want to
use the subtotal as a counter for a control level where this does not
make sense for the name dfield. The control level field is at a lower
level in the hierarchy than the field to which the count applies.

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?

Check whether your choice of fields, their sort sequence and the fields
marked for counters make sense.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ453 - Output of count of '&' is redundant ?

  The SAP error message AQ453, which states "Output of count of '&' is redundant," typically occurs in the context of SAP ABAP programming, particularly when dealing with output statements in reports or forms. This message indicates that there is an attempt to output a count of a variable or field that is not necessary or is being done in a redundant manner.
  Cause:
  
  Redundant Output Statement: The error usually arises when there is an attempt to output a count of a variable that has already been outputted or is not needed in the current context.
  Incorrect Logic: The logic in the program may be flawed, leading to unnecessary output statements.
  Misuse of Aggregation Functions: If you are using aggregation functions (like COUNT) in a way that does not make sense in the context of your report or program, it can trigger this error.
  
  Solution:
  
  Review Output Statements: Check the output statements in your ABAP code. Ensure that you are not trying to output the same count multiple times unnecessarily.
  Refactor Code: If the count is being calculated and displayed multiple times, consider refactoring your code to display it only once.
  Check Logic: Ensure that the logic of your program is correct and that you are only outputting counts when they are meaningful and necessary.
  Use Conditional Logic: If you need to output counts conditionally, make sure to implement proper checks to avoid redundancy.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for best practices on output statements and handling counts.
  Debugging: Use the ABAP debugger to step through your code and identify where the redundant output is occurring.
  SAP Community: Engage with the SAP Community forums for insights from other developers who may have encountered similar issues.
  
  By addressing the redundancy in your output logic, you should be able to resolve the AQ453 error message effectively.