How To Fix CNV_PE_POST303 -

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_POST -

• Message number: 303

• Message text:

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_PE_POST303 - ?

  The SAP error message CNV_PE_POST303 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error is related to issues with the data being processed, often indicating that there are inconsistencies or problems with the data that prevent it from being migrated successfully.
  Cause:
  
  Data Inconsistencies: The data being migrated may have inconsistencies, such as missing mandatory fields, incorrect data formats, or references to non-existent records.
  Configuration Issues: There may be configuration settings in the target system that are not aligned with the data being migrated.
  Custom Code or Enhancements: If there are custom developments or enhancements in the source system, they may not be compatible with the target system.
  Data Volume: Large volumes of data can sometimes lead to performance issues or timeouts during the migration process.
  
  Solution:
  
  Data Validation: Review the data being migrated for any inconsistencies. Ensure that all mandatory fields are filled and that the data adheres to the expected formats.
  Check Configuration: Verify that the target system's configuration matches the requirements of the data being migrated. This includes checking for necessary settings in customizing and ensuring that all required master data is present.
  Review Logs: Check the migration logs for more detailed error messages that can provide insights into what specifically is causing the error.
  Test Migration: Perform a test migration with a smaller subset of data to identify any issues before attempting a full migration.
  Consult Documentation: Refer to SAP's official documentation for the migration tool you are using, as it may provide specific guidance on resolving common errors.
  Engage SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on data migration issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may include troubleshooting tips and best practices.
  Community Forums: Engage with the SAP Community or other forums where users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify and resolve the underlying issues causing the CNV_PE_POST303 error during your data migration process.