How To Fix KY104 - Report &1 is already assigned to class &2

KY104 - Overview

• Message type: E = Error

• Message class: KY - Messages for SAP-EIS: Presentation

• Message number: 104

• Message text: Report &1 is already assigned to class &2

What causes this issue?

As report &V1& is already assigned to report class &V2&, it cannot be
assigned to it again.

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?

Please enter another a report class.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KY104 - Report &1 is already assigned to class &2 ?

  The SAP error message KY104 indicates that a report (identified by &1) is already assigned to a class (identified by &2). This typically occurs in the context of SAP Controlling (CO) when you are trying to assign a report to a class that already has that report assigned to it.
  
  Cause:
  
  Duplicate Assignment: The report you are trying to assign is already linked to the specified class. This can happen if the assignment was made previously and you are attempting to reassign it without removing the existing assignment.
  Configuration Error: There may be a misunderstanding in the configuration or setup process, leading to attempts to assign the same report multiple times.
  
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Navigate to the relevant transaction in SAP (e.g., KOB1 for report assignments) and check the current assignments for the report and class in question.
  If the report is already assigned to the class, you may need to decide whether to keep