How To Fix CTE_FND043 - Problem with http connection (system key &1). Job not scheduled.

SAP Error Message - Details

• Message type: E = Error

• Message class: CTE_FND - General message class for Add-On CTE_FND

• Message number: 043

• Message text: Problem with http connection (system key &1). Job not scheduled.

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 CTE_FND043 - Problem with http connection (system key &1). Job not scheduled. ?

  The SAP error message CTE_FND043 indicates that there is a problem with the HTTP connection for a specific system key, which is preventing a job from being scheduled. This error typically arises in the context of SAP's Central Job Scheduling or when trying to execute jobs that require HTTP communication with external systems.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system.
  Incorrect Configuration: The HTTP connection settings (such as the URL, port, or authentication) may be incorrectly configured in the SAP system.
  Service Unavailability: The external service that the SAP system is trying to connect to may be down or not reachable.
  Firewall Restrictions: Firewalls or security settings may be blocking the HTTP requests from the SAP system.
  SSL/TLS Issues: If the connection is secured (HTTPS), there may be issues with SSL certificates or TLS settings.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the target system over the network. You can use tools like ping or telnet to test connectivity.
  Review HTTP Connection Settings:
  
  Go to transaction SM59 (RFC Destinations) and check the configuration of the HTTP connection.
  Ensure that the URL, port, and authentication details are correct.
  
  
  Test the Connection: In transaction SM59, you can test the connection to see if it is working properly. Look for any error messages that may provide more details.
  Check External Service: Verify that the external service is up and running. You can try accessing the service directly through a web browser or a tool like Postman.
  Firewall and Security Settings: Check if there are any firewall rules or security settings that might be blocking the HTTP requests. Work with your network/security team to ensure that the necessary ports are open.
  SSL/TLS Configuration: If using HTTPS, ensure that the SSL certificates are valid and properly configured. You may need to import the certificate into the SAP system's trust store.
  Review Logs: Check the SAP application logs (transaction SLG1) for any additional error messages or details that could help diagnose the issue.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to HTTP connections or job scheduling.
  Documentation: Review the SAP documentation for configuring HTTP connections and job scheduling to ensure that all steps have been followed correctly.
  Community Forums: Consider checking SAP Community forums or other online resources for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the issue causing the CTE_FND043 error message in your SAP system.