How To Fix CLB2665 - Authentication failed and returned HTTP status code &1

CLB2665 - Overview

• Message type: E = Error

• Message class: CLB2 - SAIL: Common messages

• Message number: 665

• Message text: Authentication failed and returned HTTP status code &1

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 CLB2665 - Authentication failed and returned HTTP status code &1 ?

  The SAP error message CLB2665, which indicates "Authentication failed and returned HTTP status code &1," typically occurs when there is an issue with the authentication process when trying to access a service or resource via HTTP. This error can arise in various contexts, such as when using SAP Cloud Platform, SAP Gateway, or other web services.
  Causes:
  
  Invalid Credentials: The most common cause is that the username or password provided for authentication is incorrect.
  Expired Credentials: The credentials may have expired or been revoked.
  Service 
  Configuration Issues: The service you are trying to access may not be configured correctly to accept the authentication method you are using.
  Network Issues: There may be network-related issues preventing proper communication with the authentication server.
  Authorization Issues: The user may not have the necessary permissions to access the requested resource.
  Incorrect URL: The URL being accessed may be incorrect or not pointing to the intended service.
  
  Solutions:
  
  Verify Credentials: Double-check the username and