How To Fix COD_ERP_COMMON006 - Connection from Middleware system to SAP Cloud for Customer system failed

SAP Error Message - Details

• Message type: E = Error

• Message class: COD_ERP_COMMON - COD_ERP_COMMON

• Message number: 006

• Message text: Connection from Middleware system to SAP Cloud for Customer system failed

What causes this issue?

Server-System Exception: Socket Connection could not be established from
SAP Netweaver Process Integration to the SAP Cloud system.
java.io.IOException: Communication over HTTPS. Unable to create a
socket.

System Response

Check Details for complete SOAP Fault message.

How to fix this error?

Make sure the required proxy settings are mainatined in the receiver
communication channel of SAP Netweaver Process Integration (PI) and the
SAP cloud system can be reached from the PI system.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COD_ERP_COMMON006 - Connection from Middleware system to SAP Cloud for Customer system failed ?

  The SAP error message COD_ERP_COMMON006 indicates that there is a failure in the connection between a middleware system (such as SAP Process Integration or SAP Cloud Platform Integration) and the SAP Cloud for Customer (C4C) system. This error can arise due to various reasons, and addressing it typically involves checking several components of the integration setup.
  Causes:
  
  Network Issues: There may be network connectivity problems between the middleware and the C4C system.
  Authentication Failures: Incorrect credentials or authentication methods can lead to connection failures.
  Configuration Errors: Misconfigurations in the middleware or C4C settings can prevent successful connections.
  Service Availability: The C4C service might be down or experiencing issues.
  Firewall Restrictions: Firewalls may be blocking the necessary ports for communication.
  SSL/TLS Issues: Problems with SSL certificates or TLS settings can hinder secure connections.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the middleware can reach the C4C system. You can use tools like ping or traceroute to verify connectivity.
  
  
  
  Verify Credentials:
  
  Double-check the username, password, and any other authentication details used in the middleware configuration.
  
  
  
  Review Configuration Settings:
  
  Ensure that the middleware is correctly configured to connect to the C4C system. This includes checking the endpoint URLs, ports, and any required parameters.
  
  
  
  Monitor Service Status:
  
  Check the SAP Cloud for Customer service status to ensure that it is operational. You can refer to the SAP support portal or the SAP Cloud Status page.
  
  
  
  Firewall and Security Settings:
  
  Review firewall settings to ensure that the necessary ports (usually 443 for HTTPS) are open for communication between the middleware and C4C.
  
  
  
  SSL/TLS Configuration:
  
  Ensure that the SSL certificates are valid and properly installed. If using self-signed certificates, make sure they are trusted by both systems.
  
  
  
  Logs and Traces:
  
  Check the logs in both the middleware and C4C for more detailed error messages that can provide insights into the connection failure.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for integration scenarios between the middleware and C4C for any specific configuration requirements.
  
  
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that might address known issues or provide patches related to this error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  
  By systematically checking these areas, you should be able to identify and resolve the connection issue between your middleware and the SAP Cloud for Customer system.