For the list of IP ranges, see the networking article on Behind the Blackboard (available in English only). If your firewall is not open to this range, we'll try the UDP 50000 port. If that fails, traffic can connect using the Transmission Control Protocol (TCP) on port 443.
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.
Table of ContentsReload or Hard Refresh the Blackboard Web Page Multiple Times.Check the Blackboard Server Status.Use a Different Web Browser.Clear Your Web Browser's Recent History, Cache and Cookies.Sign Out and Sign Back Into Blackboard.Avoid Leaving Blackboard Logged In on Your PC.More items...•Oct 24, 2020
Failure Code J10. Failure Code J11. The J10 and J11 error messages indicate that a network connection is blocking HTML 5 web socket connections. These error messages are usually the direct result of a network firewall configuration issue on campus or at your workplace.Oct 8, 2020
If you do have the most recent version of Java installed, and Blackboard Collaborate is still not cooperating, the most likely fix is to clear your Java cache. These instructions are for Mac OS X 10.7. 3 and above. Step 1: Find the Java Control Panel.
0:001:01Student Access to Blackboard Collaborate - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd click on the Blackboard Collaborate link usually on the course menu. You then have to select theMoreAnd click on the Blackboard Collaborate link usually on the course menu. You then have to select the course room or a scheduled session in progress.
Go to Settings > Apps > Blackboard or Instructor > Storage > Clear Data. Uninstall the Blackboard app or Blackboard Instructor app. Restart device. Reinstall the Blackboard app or Blackboard Instructor app.
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
Important: If you are unable to log in to Blackboard this could be for one of the following reasons: The username or password has been typed incorrectly. [Please check you are typing the correct username and password. Check whether Caps Lock is on or off ].Aug 29, 2018