How To Fix CNV_CMIS_A_20244 - Communication failure has occured

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_A_20 - Message class for Cross-Client Customizing Comparison (SLO)

• Message number: 244

• Message text: Communication failure has occured

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CMIS_A_20244 - Communication failure has occured ?

  The SAP error message CNV_CMIS_A_20244 indicates a communication failure during a data migration or conversion process, typically related to the SAP Conversion Management Information System (CMIS). This error can occur for various reasons, including network issues, configuration problems, or issues with the source or target systems.
  Causes:
  
  Network Issues: Temporary network disruptions or connectivity problems between the source and target systems can lead to communication failures.
  Configuration Errors: Incorrect settings in the SAP system configuration, such as RFC destinations or connection parameters, can cause communication issues.
  System Performance: High load on the system or resource constraints can lead to timeouts or failures in communication.
  Authorization Issues: Insufficient permissions for the user or service account trying to perform the migration can result in communication errors.
  Service Availability: The service or endpoint that the system is trying to communicate with may be down or unavailable.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the systems involved. You can use tools like ping or traceroute to diagnose connectivity problems.
  Review Configuration Settings: Verify the configuration of RFC destinations and ensure that they are correctly set up. Check transaction codes like SM59 for RFC connections.
  Monitor System Performance: Check system performance metrics to ensure that the system is not overloaded. If necessary, optimize performance or schedule the migration during off-peak hours.
  Check Authorizations: Ensure that the user or service account has the necessary authorizations to perform the migration tasks. Review roles and permissions in the SAP system.
  Service Status: Verify that all required services and endpoints are up and running. If any services are down, restart them or contact your system administrator for assistance.
  Review Logs: Check the application logs and system logs for more detailed error messages that can provide additional context about the failure.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review the official SAP documentation related to the CMIS and data migration processes for best practices and troubleshooting tips.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.