If you are having problem with Kaltura Personal Capture screen recording software, you might consider manually updating the software.

Manually update Kaltura Capture

Kaltura Personal Capture should automatically update. I if it does not, below are the directions to force the update.

Login to Canvas using your NetID and password.
Open one of your courses the has Kaltura enabled and click on My Media from the Navigation.
Choose Add New > Kaltura Capture .
You will be directed to the The Kaltura Capture Desktop Recorder page.
Choose the Download option for the Operating system you are currently using (Download for Windows or Download for Mac).
The new software will download to your default download location (most likely your "Downloads" folder).
Find that downloaded file and double click to install.
You may be asked if you want to Change, Repair, or Remove the previous installation. If asked, choose Change. On a Mac, drag the Kaltura Capture icon to the Applications folder.

Launch the new version

You should see a message that says you are using an updated version.