How To Fix CNV_CDOP_CA201 - Communication failure while performing the remote comparision.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CDOP_CA - CDOP Clearing Analysis

• Message number: 201

• Message text: Communication failure while performing the remote comparision.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CDOP_CA201 - Communication failure while performing the remote comparision. ?

  The SAP error message CNV_CDOP_CA201 indicates a communication failure that occurs during a remote comparison process, typically in the context of data migration or system conversion activities. This error can arise due to various reasons, including network issues, configuration problems, or system settings.
  Causes:
  
  Network Issues: There may be connectivity problems between the source and target systems, such as firewalls blocking communication or network outages.
  Configuration Errors: Incorrect settings in the RFC (Remote Function Call) destination or in the system configuration can lead to communication failures.
  Authorization Issues: The user credentials used for the remote connection may not have the necessary authorizations to perform the required operations.
  System Load: High load on either the source or target system can lead to timeouts or dropped connections.
  Version Compatibility: Incompatibility between different SAP versions or components can also cause communication issues.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that both systems can communicate over the network. You can use tools like ping or traceroute to test connectivity.
  Verify that firewalls or security settings are not blocking the required ports for SAP communication.
  
  
  
  Review RFC Configuration:
  
  Go to transaction SM59 in the SAP GUI and check the configuration of the RFC destination used for the remote comparison.
  Test the connection from the RFC destination settings to ensure it is working correctly.
  
  
  
  Check Authorizations:
  
  Ensure that the user account being used for the remote comparison has the necessary authorizations to access both systems and perform the required operations.
  
  
  
  Monitor System Performance:
  
  Check the performance of both the source and target systems. If either system is under heavy load, consider scheduling the operation during off-peak hours.
  
  
  
  Review Logs:
  
  Check the SAP application logs (transaction SLG1) for any additional error messages or details that could provide more context about the failure.
  
  
  
  Update SAP Components:
  
  Ensure that both systems are running compatible versions of SAP components. If necessary, apply any relevant patches or updates.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: For managing RFC destinations.
  SLG1: For viewing application logs.
  
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed logs and error messages.
  
  By following these steps, you should be able to diagnose and resolve the CNV_CDOP_CA201 communication failure in your SAP environment.