How To Fix CNV_PE426 - Execution rule with name &1 already exists in area &2

CNV_PE426 - Overview

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 426

• Message text: Execution rule with name &1 already exists in area &2

Self-Explanatory Message

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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.

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CNV_PE426 - Details

• The SAP error message CNV_PE426 indicates that there is an attempt to create or define an execution rule with a name that already exists in the specified area. This typically occurs in the context of data migration or conversion processes, particularly when using SAP's Conversion Tools or Data Migration tools.
  
  Cause:
  
  
  Duplicate Rule Definition: The most common cause of this error is that there is already an execution rule defined with the same name in the specified area. This can happen if:
  
  The same rule was created multiple times.
  There was an attempt to import or load a configuration that includes a rule with a name that already exists.
  
  
  
  
  Configuration Issues: Sometimes, configuration files or migration templates may inadvertently include duplicate entries.
  
  
  
  Solution:
  
  
  Check Existing Rules: 
  
  Navigate to the area specified in the error message and check for existing execution rules. You can do this through the relevant transaction codes or configuration screens in SAP.
  Identify if the