How To Fix >W404 - Enter the target host on the "Technical Settings" tab page

SAP Error Message - Details

• Message type: E = Error

• Message class: >W -

• Message number: 404

• Message text: Enter the target host on the "Technical Settings" tab page

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message >W404 - Enter the target host on the "Technical Settings" tab page ?

  The SAP error message W404: Enter the target host on the "Technical Settings" tab page typically occurs when you are trying to create or modify a logical system or a communication channel in SAP, and the system requires you to specify a target host for the connection.
  Cause:
  This error is usually caused by one of the following reasons:
  
  Missing Target Host: The target host (the server or system you want to connect to) has not been specified in the Technical Settings of the relevant configuration.
  Incomplete Configuration: The configuration for the RFC destination or communication channel is incomplete, lacking necessary details such as the target host.
  Incorrect Settings: The settings may have been incorrectly entered or not saved properly.
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Access the Configuration:
  
  Go to the relevant transaction where you are encountering the error (e.g., SM59 for RFC destinations or SXMB_ADM for integration scenarios).
  
  
  
  Check Technical Settings:
  
  If you are in SM59, select the RFC destination that is causing the issue and click on the "Technical Settings" tab.
  If you are in another configuration area, look for a similar section where you can specify the target host.
  
  
  
  Enter Target Host:
  
  In the "Technical Settings" tab, locate the field for the target host (this is usually labeled as "Target Host" or similar).
  Enter the hostname or IP address of the target system you want to connect to.
  
  
  
  Save Changes:
  
  After entering the target host, make sure to save your changes.
  
  
  
  Test the Connection:
  
  If applicable, use the "Test Connection" button to verify that the connection to the target host is successful.
  
  
  
  Check Other Settings:
  
  Ensure that other required fields (like system number, client, etc.) are also filled out correctly.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: For managing RFC destinations.
  SXMB_ADM: For managing integration scenarios and communication channels.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed guidance on setting up RFC destinations and communication channels.
  
  
  Network Configuration: Ensure that there are no network issues preventing the connection to the target host, such as firewall settings or incorrect DNS resolution.
  
  
  Authorization: Make sure you have the necessary authorizations to modify the settings in the SAP system.
  
  
  By following these steps, you should be able to resolve the W404 error and successfully configure the target host in your SAP system.