How to Fix the 401 Error (5 Methods)Look for Errors in the URL.Clear Your Browser's Cache.Flush Your DNS.Deactivate Your WordPress Plugins.Check the WWW-Authenticate Header Response.Apr 10, 2021
Try clearing your browser cache, and reloading the session. Restart your computer. Try using Firefox instead of Chrome. Try dialling into the session using your phone.
General Collaborate Ultra Troubleshooting Check that your browser is fully up-to-date. Check the browser's microphone and webcam settings to make sure the correct input is selected and that Collaborate Ultra has not been blocked. Clear your browser's cache. Make sure your browser allows third-party cookies.Jan 29, 2021
lacks valid authentication credentialsThe HyperText Transfer Protocol (HTTP) 401 Unauthorized response status code indicates that the client request has not been completed because it lacks valid authentication credentials for the requested resource.Nov 25, 2021
Uninstall the launcherOn Windows, open Programs and Features in your Control Panel and uninstall Blackboard Collaborate Launcher.On Mac, open your Downloads folder, or Applications folder if you put the launcher application there, and drag Blackboard Collaborate Launcher to your Trash.
Clearing Browser Cache and Cookies ​Copy & paste this link in your browser: chrome://settings/clearBrowserData. Check the boxes for "Browsing history, Cookies and other site data, and Cached images and files" Click "Clear Data" Completely close all tabs/windows and restart the browser.May 13, 2021
Select a Camera If only one video camera is installed on your computer, Blackboard Collaborate automatically uses it when you preview and transmit video. However, if you have more than one video input device on your computer, you can choose which device to use.
On the Administrator Panel, under Software Updates, select Blackboard Learn Updates Available. Select Get It Now! to go the Blackboard Learn Downloads page and select the desired update. Download the update and the release notes, which provide warnings, tips, and installation instructions.
We strongly recommend Blackboard students use the latest version of Mozilla Firefox for Windows or Mac because it is the most compatible with our current Blackboard systems.
Check The URL: Due to manual errors in typing the URL, the 401 unauthorized error may occur. Hence, checking the URL and rectifying the mistakes in it will fix the 401 error status. Flush the DNS: Errors in DNS also creates 401 error status sometimes. Therefore, clearing the DNS will also rectify this error.May 24, 2021
0:194:11What is 401 Error and How to Fix it - YouTubeYouTubeStart of suggested clipEnd of suggested clipToday I want to talk a little bit explain a little bit what the 401 error is and how you can get ridMoreToday I want to talk a little bit explain a little bit what the 401 error is and how you can get rid of it a 401 unauthorized error. Is an HTTP status code indicating that the server receive an