How To Fix CNTACT010 - Communication error with the external tax system

SAP Error Message - Details

• Message type: E = Error

• Message class: CNTACT - eCATT replacement -> ABAP class

• Message number: 010

• Message text: Communication error with the external tax system

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 CNTACT010 - Communication error with the external tax system ?

  The SAP error message CNTACT010 indicates a communication error with the external tax system. This error typically arises when SAP is unable to connect to or communicate with the external tax calculation service, which is often used for determining tax amounts in transactions.
  Causes of CNTACT010
  
  Network Issues: There may be network connectivity problems between the SAP system and the external tax service.
  Configuration Errors: Incorrect configuration settings in the SAP system for the external tax service can lead to communication failures.
  Service Availability: The external tax service may be down or experiencing issues, preventing SAP from establishing a connection.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between SAP and the external tax system.
  Incorrect Credentials: If the external tax system requires authentication, incorrect credentials can lead to communication errors.
  Timeout Settings: The timeout settings for the connection may be too short, causing the connection to fail before it can be established.
  
  Solutions
  
  Check Network Connectivity: Ensure that the SAP system can reach the external tax service. You can use tools like ping or traceroute to test connectivity.
  Review Configuration Settings: Verify the configuration settings in SAP for the external tax system. This includes checking the URL, port, and any other relevant parameters.
  Service Status: Check the status of the external tax service to ensure it is operational. If it is down, you may need to wait until it is back online.
  Firewall and Security Settings: Review firewall rules and security settings to ensure that they allow traffic between the SAP system and the external tax service.
  Validate Credentials: If the external tax service requires authentication, ensure that the credentials used in SAP are correct and have the necessary permissions.
  Adjust Timeout Settings: If applicable, consider increasing the timeout settings for the connection to allow more time for the communication to be established.
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CNTACT010 error. SAP frequently updates its knowledge base with solutions for common errors.
  Logs and Traces: Review the application logs and traces in SAP to gather more information about the error. This can provide insights into what might be causing the communication failure.
  Consult Documentation: Refer to the documentation for the external tax system for any specific requirements or configurations needed for integration with SAP.
  Support: If the issue persists after troubleshooting, consider reaching out to SAP support or the support team for the external tax service for further assistance.
  
  By following these steps, you should be able to identify and resolve the communication error with the external tax system.