Outlook error – Specified logon session does not exist

When working with Microsoft Outlook on your Windows 10 PC, you receive the message from server A the specified logon session does not exist; It may already be finished for long periods, this article can help you. This message is also visible when you try to sign in to your OneDrive account.

The specified logon session does not exist in Outlook

If Microsoft Outlook Displays an Error Message – A specified logon session does not exist, it may have already completed, and then try these suggestions. This usually occurs after a domain migration. If Outlook does not accept the identity information for your account, continue to tell you the error message.

1. Delete all files in the Accounts folder
2. Create a new registry key 'DisableADALatopWAMOverride & #39;
3. Create a new registry key "EnableADAL".

This method requires that you make changes to the entries in the Registry Editor. Please note that serious problems may occur if you make incorrect changes, first back up your registry.

1) Delete all files from the Accounts folder

Navigate to the following location of the explorer:

% LOCALAPPDATA% Packages Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy AC

Here if you see TokenBroker Accounts folder and then delete all the contents of the Accounts folder.

Restart your PC and recreate an Outlook profile.

Did it help you? If no, then continue.

2) Create a new registry key DisableADALatopWAMOverride

Open the Registry Editor and navigate to the following path address:

HKEY_CURRENT_USERSoftwareMicrosoftOffice16.0CommonIdentity

Switch to the right pane window and create a new key with the following name (32-bit DWORD value) DésactiverADALatopWAMOverride.

Double-click on the value to change its value data from "0" to "1".

If it helps, great, LIVE create another key.

3) Create a new EnableADAL registry key

Follow the same path address and create another key with the following name ActiverADAL. As before, this key is also a 32-bit DWORD value.

Once created, double-click on the entry and set its value to "0".

Finally, restart Windows and try to create a new Outlook profile again and see if the problem is resolved.