How To Fix CA_TTE502 - Gateway Host is not supplied; check IPC Administrator settings

SAP Error Message - Details

• Message type: E = Error

• Message class: CA_TTE - TTE Messages

• Message number: 502

• Message text: Gateway Host is not supplied; check IPC Administrator settings

What causes this issue?

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

System Response

How to fix this error?

In the IPC Administrator, choose <ZK>Engine Parameters -> Transaction
Tax Engine </>
Maintain <ZK>Gateway Host.</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CA_TTE502 - Gateway Host is not supplied; check IPC Administrator settings ?

  The SAP error message CA_TTE502: Gateway Host is not supplied; check IPC Administrator settings typically indicates that there is a configuration issue related to the communication settings between the SAP system and the Internet Pricing and Configurator (IPC) component. This error often arises when the IPC is unable to connect to the SAP system due to missing or incorrect gateway host settings.
  Cause:
  
  Missing Gateway Host Configuration: The IPC is not configured with the correct gateway host information, which is necessary for establishing a connection to the SAP system.
  Incorrect IPC Settings: The IPC Administrator settings may not have been properly set up, leading to the absence of the required gateway host.
  Network Issues: There may be network connectivity issues preventing the IPC from reaching the SAP system.
  Authorization Issues: The user or service account used to connect may not have the necessary permissions.
  
  Solution:
  
  
  Check IPC Administrator Settings:
  
  Open the IPC Administrator tool.
  Navigate to the configuration settings and ensure that the Gateway Host is specified correctly. This should be the hostname or IP address of the SAP system's gateway.
  Ensure that the Gateway Service is also specified (usually sapgw<instance number>).
  
  
  
  Verify Network Connectivity:
  
  Ensure that the IPC server can reach the SAP system over the network. You can use tools like ping or telnet to check connectivity to the SAP gateway host and port.
  
  
  
  Review SAP System Configuration:
  
  Check the SAP system's configuration to ensure that the gateway is running and properly configured.
  Use transaction SMGW in the SAP GUI to monitor the gateway and check for any errors.
  
  
  
  Check User Authorizations:
  
  Ensure that the user account being used for the IPC connection has the necessary authorizations to access the SAP system.
  
  
  
  Restart IPC Services:
  
  Sometimes, simply restarting the IPC services can resolve transient issues.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for IPC configuration to ensure that all settings are correctly applied.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to IPC and gateway configuration for any known issues or additional troubleshooting steps.
  Logs: Review the IPC logs for any additional error messages that may provide more context on the issue.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the CA_TTE502 error and establish a successful connection between the IPC and the SAP system.