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ESSO Not Working With An Application in Internet Explorer For Some Users (Doc ID 2717482.1)

Last updated on OCTOBER 08, 2020

Applies to:

Oracle Enterprise Single Sign-On Suite Plus - Version and later
Information in this document applies to any platform.


A user that was recently upgraded to ESSO-LM, is no longer able to authenticate to an application with the ESSO Logon Manager. The Logon Manager client successfully recognizes the application and injects the user's credentials into the logon form The logon fails with an error message ."Invalid username/password".

The user can login to the application by manually entering the same credentials. The user re-entered the credentials into the ESSO Logon Manager client but was again denied authentication with the same error.

The user did not experience the issue in ESSO Logon Manager prior to the upgrade to



  1. Upgrade ESSO Logon Manager to
  2. Open the target application on the Windows desktop.
  3. ESSO Logon Manager injects the user's credentials into the application logon form.
  4. Authentication fails with error "Invalid username/password"

Due to this issue, users cannot logon to an application with ESSO Logon Manager




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