How To Fix GDV_SCHEMA_METHOD034 - Comparing line &1 for actionCode 'CHANGE': NO corresponding line found!

SAP Error Message - Details

• Message type: E = Error

• Message class: GDV_SCHEMA_METHOD - Message class for BS verifier package

• Message number: 034

• Message text: Comparing line &1 for actionCode 'CHANGE': NO corresponding line found!

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GDV_SCHEMA_METHOD034 - Comparing line &1 for actionCode 'CHANGE': NO corresponding line found! ?

  The SAP error message GDV_SCHEMA_METHOD034 typically occurs in the context of the SAP General Data Validation (GDV) framework, particularly when dealing with data changes in a specific schema. This error indicates that the system is trying to compare a line item (line &1) for an action code 'CHANGE', but it cannot find a corresponding line in the data set.
  Cause:
  
  Data Inconsistency: The line item that the system is trying to compare may not exist in the database or the data set being processed. This can happen if the data was deleted or if there was an error in the data import process.
  Incorrect Configuration: The schema or validation rules may not be correctly configured, leading to mismatches in expected data.
  Timing Issues: If the data is being processed in a multi-user environment, another user may have changed or deleted the line item after it was initially read by the system.
  Incorrect Action Code: The action code 'CHANGE' may not be appropriate for the current context, leading to the system looking for a line that does not exist.
  
  Solution:
  
  Check Data Integrity: Verify that the line item referenced in the error message actually exists in the database. You can do this by querying the relevant tables or using transaction codes that display the data.
  Review Configuration: Ensure that the schema and validation rules are correctly set up. Check for any recent changes that might have affected the configuration.
  Reprocess the Data: If the error occurred during a data import or update, try reprocessing the data to see if the issue persists.
  Check for Concurrent Changes: If multiple users are working on the same data, ensure that there are no conflicts or concurrent changes that could lead to this error.
  Debugging: If you have access to debugging tools, you can trace the execution of the GDV process to identify where the mismatch is occurring.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) to investigate the underlying data structures and function modules involved.
  SAP Notes: Check the SAP Support Portal for any notes related to this error message. There may be patches or updates that address known issues.
  Documentation: Review the SAP documentation for the General Data Validation framework to understand how it processes data and what configurations are necessary.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.