How To Fix CNV_PE_IF027 - Only own table fields are expected on the left side of comparison

CNV_PE_IF027 - Overview

• Message type: E = Error

• Message class: CNV_PE_IF - Messages for interface and interface mapping handling

• Message number: 027

• Message text: Only own table fields are expected on the left side of comparison

Self-Explanatory Message

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CNV_PE_IF027 - Details

• The SAP error message CNV_PE_IF027 indicates that there is an issue with a comparison operation in a conversion or migration process, specifically within the context of the SAP Conversion Tools or Data Migration processes. This error typically arises when the system encounters a comparison that involves fields that are not part of the own table being processed.
  
  Cause:
  The error occurs when:
  
  A comparison is made between fields from different tables or between a field from the current table and a field from another table.
  The left side of the comparison is expected to contain only fields from the current table being processed, but it includes fields from other tables or structures.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Code/Logic: Check the logic where the comparison is being made. Ensure that the left side of the comparison only includes fields from the current table.
  
  
  Modify the Comparison: If the comparison is necessary,