How To Fix CNV_NCE_BAS499 - ** End of reserved area for function group CNV_NCE_MAP **

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 499

• Message text: ** End of reserved area for function group CNV_NCE_MAP **

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS499 - ** End of reserved area for function group CNV_NCE_MAP ** ?

  The SAP error message CNV_NCE_BAS499: End of reserved area for function group CNV_NCE_MAP typically occurs during the execution of a conversion or migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the function group CNV_NCE_MAP has reached its limit for reserved areas, which can happen if there are too many objects or if the system is not configured properly.
  Causes:
  
  Function Group Limitations: The function group CNV_NCE_MAP may have a predefined limit on the number of objects it can handle, and this limit has been exceeded.
  Configuration Issues: There may be configuration issues in the SAP system that prevent the function group from functioning correctly.
  Data Volume: The volume of data being processed during the migration may be too large, leading to resource exhaustion.
  
  Solutions:
  
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes. SAP frequently releases updates that may resolve known issues.
  Review Migration Settings: Check the settings and parameters used in the migration process. Adjusting these settings may help alleviate the issue.
  Increase Resources: If possible, increase the resources allocated to the SAP system (e.g., memory, processing power) to handle larger data volumes.
  Split the Migration: If the data volume is too large, consider splitting the migration into smaller batches to avoid hitting the limits of the function group.
  Consult SAP Notes: Look for specific SAP Notes related to this error message. SAP Notes often provide detailed information on known issues and their resolutions.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide more tailored guidance based on your specific system configuration and the context of the error.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide guidance on best practices for data migration.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may contain troubleshooting steps or configuration recommendations.
  Community Forums: Engage with the SAP Community or other forums where SAP professionals discuss similar issues. You may find others who have encountered and resolved the same error.
  
  By following these steps, you should be able to diagnose and potentially resolve the CNV_NCE_BAS499 error in your SAP environment.