How To Fix CNV_MBT_46381 - Error in ALV first display

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 381

• Message text: Error in ALV first display

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46381 - Error in ALV first display ?

  The SAP error message CNV_MBT_46381 typically occurs during the execution of a conversion program, particularly in the context of data migration or transformation processes. This error is related to the ALV (ABAP List Viewer) display, which is used to present data in a tabular format.
  Cause:
  The error message CNV_MBT_46381 indicates that there is an issue with the initial display of the ALV report. Common causes for this error can include:
  
  Data Issues: There may be inconsistencies or unexpected values in the data being processed, which can lead to problems when the ALV tries to render the output.
  Configuration Problems: Incorrect settings or configurations in the ALV display settings can lead to this error.
  Programmatic Errors: There may be bugs or issues in the ABAP code that generates the ALV output.
  Missing Authorizations: The user executing the report may not have the necessary authorizations to view certain data.
  
  Solution:
  To resolve the CNV_MBT_46381 error, you can take the following steps:
  
  
  Check Data Consistency: Review the data being processed to ensure there are no inconsistencies or unexpected values. You may need to clean or transform the data before running the report again.
  
  
  Review ALV Configuration: Check the configuration settings for the ALV display. Ensure that all required fields are correctly defined and that there are no missing parameters.
  
  
  Debug the ABAP Code: If you have access to the ABAP code, you can debug the program to identify where the error occurs. Look for any logic that may be causing the ALV display to fail.
  
  
  Check Authorizations: Ensure that the user executing the report has the necessary authorizations to access the data being displayed.
  
  
  Consult SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation and may have provided a fix or workaround.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  
  
  Related Information:
  
  ALV (ABAP List Viewer): A tool in SAP that allows for the display of data in a user-friendly tabular format. It provides features like sorting, filtering, and exporting data.
  Data Migration: The process of transferring data from one system to another, which can often involve transformation and cleansing of data.
  SAP Notes: Documentation provided by SAP that includes fixes, enhancements, and best practices for various issues encountered in SAP systems.
  
  By following these steps, you should be able to diagnose and resolve the CNV_MBT_46381 error effectively.