How To Fix GDV_SCHEMA_METHOD021 - Comparing line &1 (request): 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: 021

• Message text: Comparing line &1 (request): No corresponding line found!

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GDV_SCHEMA_METHOD021 - Comparing line &1 (request): No corresponding line found! ?

  The SAP error message GDV_SCHEMA_METHOD021 typically occurs in the context of the SAP General Data Validation (GDV) framework, particularly when dealing with data validation rules and schemas. This error indicates that during a comparison of line items, a corresponding line was not found for the specified line item (line &1) in the request.
  Cause:
  
  
  Data Mismatch: The most common cause of this error is a mismatch between the data being processed and the expected data structure defined in the validation schema. This could happen if the data being validated does not conform to the expected format or if there are missing entries.
  
  
  Configuration Issues: There may be issues with the configuration of the validation rules or schemas. If the schema is not correctly set up to handle the incoming data, it can lead to this error.
  
  
  Incomplete Data: If the data being processed is incomplete or if certain required fields are missing, the validation process may fail to find a corresponding line.
  
  
  Changes in Data Structure: If there have been recent changes to the data structure or validation rules, it may lead to inconsistencies that result in this error.
  
  
  Solution:
  
  
  Check Data Consistency: Review the data being processed to ensure that it matches the expected format and structure defined in the validation schema. Look for any missing or incorrectly formatted entries.
  
  
  Review Validation Rules: Check the configuration of the validation rules and schemas in the SAP system. Ensure that they are correctly set up to handle the incoming data.
  
  
  Debugging: If you have access to debugging tools, you can trace the execution of the validation process to identify where the mismatch is occurring. This can help pinpoint the exact cause of the error.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the GDV framework for any specific guidance on this error message. There may be known issues or patches available.
  
  
  Testing: If changes were made to the data structure or validation rules, conduct thorough testing to ensure that the new configurations work as intended.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance. They may have additional insights or solutions based on your specific configuration and data.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  GDV Documentation: Familiarize yourself with the General Data Validation framework in SAP, including how schemas and validation rules are defined and managed.
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary) to review the relevant data structures and validation rules.
  
  By following these steps, you should be able to identify the cause of the GDV_SCHEMA_METHOD021 error and implement a suitable solution.