How To Fix CNV_MBT_DEX228 - Error while writting data into table parameter of fm &

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_DEX - DMIS Data Extract related messages

• Message number: 228

• Message text: Error while writting data into table parameter of fm &

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_MBT_DEX228 - Error while writting data into table parameter of fm & ?

  The SAP error message CNV_MBT_DEX228 typically indicates an issue encountered during data migration or conversion processes, particularly when using the SAP Data Migration Workbench (DMW) or similar tools. This error occurs when there is a problem writing data into a table parameter of a function module (FM).
  Possible Causes:
  
  Data Type Mismatch: The data being written may not match the expected data types or formats defined in the target table.
  Field Length Issues: The length of the data being inserted may exceed the defined length of the target fields in the database table.
  Null Values: Attempting to insert null values into fields that do not allow nulls can trigger this error.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to write to the target table.
  Database Constraints: Constraints such as primary keys, foreign keys, or unique constraints may be violated by the data being inserted.
  Function Module Logic: There may be issues within the function module itself, such as unhandled exceptions or logic errors.
  
  Solutions:
  
  Check Data Types: Ensure that the data being written matches the expected data types in the target table.
  Validate Field Lengths: Review the lengths of the fields in the source data and ensure they do not exceed the limits defined in the target table.
  Handle Null Values: Ensure that any fields that do not allow null values are populated with valid data.
  Review Authorizations: Verify that the user has the necessary permissions to write to the target table.
  Check Constraints: Review the database constraints on the target table and ensure that the data being inserted adheres to these constraints.
  Debug the Function Module: If you have access to the function module, consider debugging it to identify any logical errors or unhandled exceptions.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Module) or SE80 (Object Navigator) to analyze the function module in question.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Logs and Traces: Review application logs (transaction SLG1) or short dumps (transaction ST22) for more detailed error messages that can provide further insights into the issue.
  
  If the problem persists after checking these areas, consider reaching out to your SAP Basis or development team for further assistance, as they may have more tools and access to diagnose the issue effectively.