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Blackboard Java Issues
BLACKBOARD REQUIRES JAVA ON YOUR COMPUTER!
Upgrade Java to the latest version for best results!
Blackboard users need a working version of Java on the local computer for Chat and other functions in Blackboard to work.
For PCs, get the latest version from
Select the Java SE Runtime Environment file that matches your computerís operating system.
For Macs, get the latest version as described at
Users running Java version 1.7.0_21 or newer
may see a Java Security Warning when attempting to use the Upload Files feature of Blackboard Learn.
Users will see a pop-up from Java asking whether they want to allow an application called "UploadApplet" to run.
Users should allow the applet to run.
Blackboard is working on a security patch to address this issue and to eliminate the pop-up message.
Do NOT use Java version 1.7.0_10
due to security issues.
Do NOT use Java version 1.6.0_29
due to the following problems:
Mac users unable to login due to a crash at the login page when the browser check runs.
Mac OS X users cannnot run Respondus Lockdown Browser and may receive a warning message about Java.
All users may get "Session Expired" message in Chat.
More than one version of Java installed on a computer can cause problems. To fix this problem, uninstall all previous versions and re-install only one version of Java. See instructions at
Other problems or questions?
Clearing Java Cache
Chat and other functions may not work at all when the Java Cache on the local computer has reached the Maximum Value set in the Control Panel.
Java Cache is not the same as browser cache. Clearing the browser cache will not help when Java functions are not working. The user specifically needs to clear the Java Cache.
PC Users - To clear Java Cache
, see instructions at
Mac Users - To clear Java Cache
, follow these steps. (These steps may vary somewhat from Mac to Mac.)
Hard Drive > Applications > Utilities > Java Plugin > Settings > Cache > Clear > Yes > Reset.
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