How To Fix SRT_LPREG051 - HTTP destination invalid; basic authentication required

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_LPREG - Logical Port Registry

• Message number: 051

• Message text: HTTP destination invalid; basic authentication required

Self-Explanatory Message

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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 SRT_LPREG051 - HTTP destination invalid; basic authentication required ?

  The SAP error message SRT_LPREG051 indicates that there is an issue with the HTTP destination configuration in your SAP system. Specifically, it means that the HTTP destination you are trying to access is invalid and requires basic authentication, which has not been properly configured.
  Cause
  
  Invalid HTTP Destination: The HTTP destination you are trying to use may not be correctly defined in the SAP system.
  Missing Authentication: The destination requires basic authentication (username and password), but these credentials may not be provided or configured correctly.
  Network Issues: There could be network-related issues preventing access to the HTTP destination.
  SSL Issues: If the destination uses HTTPS, there may be SSL certificate issues.
  
  Solution
  To resolve the error, follow these steps:
  
  
  Check HTTP Destination Configuration:
  
  Go to transaction SM59 in your SAP system.
  Locate the HTTP destination that is causing the issue.
  Ensure that the destination is correctly configured with the correct URL and parameters.
  
  
  
  Configure Basic Authentication:
  
  In the HTTP destination settings, ensure that the "Logon & Security" tab is configured to use basic authentication.
  Enter the correct username and password required for authentication.
  
  
  
  Test the Connection:
  
  After making changes, use the "Connection Test" feature in SM59 to verify that the HTTP destination is reachable and that the authentication works.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no firewall or network issues preventing access to the HTTP destination.
  You can use tools like ping or telnet to check connectivity to the destination URL.
  
  
  
  SSL Configuration (if applicable):
  
  If the destination uses HTTPS, ensure that the SSL certificates are correctly installed and trusted in the SAP system.
  You may need to import the server's SSL certificate into the SAP trust store.
  
  
  
  Review Logs:
  
  Check the application logs (transaction SLG1) for any additional error messages that may provide more context about the issue.
  
  
  
  Related Information
  
  Documentation: Refer to the SAP Help Portal for detailed documentation on configuring HTTP destinations and handling authentication.
  SAP Notes: Search for relevant SAP Notes that may address specific issues related to HTTP destinations and authentication.
  Community Forums: Consider checking SAP Community forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to resolve the SRT_LPREG051 error and successfully configure the HTTP destination with the required authentication.