How To Fix /SCMTMS/TCC_TCEXT005 - Communication to logical port &1 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/TCC_TCEXT -

• Message number: 005

• Message text: Communication to logical port &1 failed

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 /SCMTMS/TCC_TCEXT005 - Communication to logical port &1 failed ?

  The SAP error message /SCMTMS/TCC_TCEXT005 Communication to logical port &1 failed typically indicates that there is an issue with the communication setup for a logical port in the SAP Transportation Management System (TMS). This error can occur due to various reasons, including configuration issues, network problems, or incorrect settings in the logical port.
  Causes:
  
  Incorrect Logical Port Configuration: The logical port may not be configured correctly in the SAP system.
  Network Issues: There may be network connectivity problems between the SAP system and the external system it is trying to communicate with.
  Authorization Issues: The user or service account used for the communication may not have the necessary authorizations.
  Service Unavailability: The external service or system that the logical port is trying to connect to may be down or unavailable.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication.
  
  Solutions:
  
  
  Check Logical Port Configuration:
  
  Go to transaction SOAMANAGER in the SAP GUI.
  Navigate to the "Web Service Configuration" section and check the configuration of the logical port specified in the error message.
  Ensure that the endpoint URL, authentication method, and other settings are correct.
  
  
  
  Test Connectivity:
  
  Use tools like ping or telnet to check if the SAP system can reach the external service.
  If applicable, check the network settings and ensure that there are no issues with DNS resolution.
  
  
  
  Review Authorizations:
  
  Ensure that the user or service account used for the communication has the necessary authorizations to access the external service.
  
  
  
  Check External Service Status:
  
  Verify that the external service or system is up and running. If it is down, you may need to wait until it is back online.
  
  
  
  Firewall and Security Settings:
  
  Check if there are any firewall rules or security settings that might be blocking the communication. Work with your network/security team to ensure that the necessary ports are open.
  
  
  
  Review SAP Notes:
  
  Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SOAMANAGER: For managing web service configurations.
  SICF: For checking and managing HTTP services.
  
  
  
  Logs and Traces:
  
  Check the application logs (transaction SLG1) for more detailed error messages that might provide additional context.
  Use transaction ST22 to check for any dumps that might be related to the issue.
  
  
  
  SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance, providing them with the error details and any logs you have gathered.
  
  
  By following these steps, you should be able to identify and resolve the communication issue related to the logical port in SAP TMS.