How To Fix CNV_PE864 - MWB attribute of table &1 is removed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 864

• Message text: MWB attribute of table &1 is removed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE864 - MWB attribute of table &1 is removed ?

  The SAP error message CNV_PE864 indicates that an attribute of a table has been removed in the context of a data migration or conversion process, typically related to the SAP S/4HANA migration or other data transformation projects. This message is part of the SAP Conversion and Migration tools, which are used to facilitate the transition from older SAP systems to newer versions or to S/4HANA.
  Cause:
  The error occurs when:
  
  An attribute (field) that was previously part of a table is no longer available in the target system or the target version of the table.
  This can happen due to changes in the data model, such as the removal of obsolete fields or changes in the structure of the database tables during the migration process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Migration/Conversion Documentation: Review the SAP documentation related to the specific migration or conversion process you are undertaking. This documentation often includes information about changes to data models and attributes.
  
  
  Analyze the Data Model: Use transaction codes like SE11 (Data Dictionary) to check the structure of the source and target tables. Identify the attributes that have been removed and understand the implications of this change.
  
  
  Adjust the Mapping: If you are using a mapping tool or a migration cockpit, ensure that your mapping configuration reflects the current structure of the target system. Remove any references to the attributes that have been removed.
  
  
  Data Cleansing: If the removed attributes were being used in your data, consider whether you need to cleanse or transform your data to align with the new structure.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may provide additional guidance or patches related to this error. SAP Notes can often provide specific solutions or workarounds for known issues.
  
  
  Testing: After making the necessary adjustments, perform thorough testing to ensure that the migration or conversion process works as expected without the removed attributes.
  
  
  Related Information:
  
  SAP S/4HANA Migration Cockpit: This tool is often used for data migration and may provide additional insights or error logs that can help diagnose issues.
  SAP Help Portal: The SAP Help Portal contains extensive documentation on data migration and conversion processes, including best practices and troubleshooting tips.
  Community Forums: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.