How To Fix KY426 - Variable changed in report &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 426

• Message text: Variable changed in report &1

What causes this issue?

It was established that a change has taken place to the variables.
Presumably a new variable was created in the form.

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 the variables of the report.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KY426 - Variable changed in report &1 ?

  The SAP error message KY426 ("Variable changed in report &1") typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is a discrepancy between the variable definitions in a query and the data source or report being executed. This can happen for various reasons, such as changes in the underlying data model, modifications to the query, or updates to the variables used in the report.
  Cause:
  
  Variable Definition Changes: The variable used in the report has been modified in the query definition or in the data source.
  Data Source Changes: The underlying data source (e.g., InfoProvider, InfoObject) has been altered, which affects how the variable is interpreted.
  Query Changes: The query itself may have been changed, leading to inconsistencies with the variables.
  Transport Issues: If the query or variable definitions were transported from one system to another (e.g., from development to production), there may be inconsistencies.
  
  Solution:
  
  Check Variable Definitions: Review the variable definitions in the query and ensure they match the expected definitions in the data source.
  Recreate the Query: If the query has been significantly altered, consider recreating it or restoring it to a previous version.
  Update the Report: If the report is using an outdated version of the query, update the report to use the latest version.
  Transport Consistency: If the issue arose after a transport, ensure that all related objects (queries, variables, data sources) were transported correctly and are consistent across systems.
  Test the Query: Execute the query in the Query Designer to see if it runs without errors. This can help identify if the issue is with the report or the query itself.
  Consult Documentation: Check SAP notes or documentation for any known issues related to the specific version of SAP you are using.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Query Designer: Use the Query Designer to analyze and modify the query and its variables.
  User Forums: Check SAP community forums or user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to involve your SAP Basis or BW team for further investigation.