Did you install the prism extention from the repos or from elsewhere? You can check using 'apt-cache policy prism'. The command to install it will be 'sudo apt-get install prism'
According to https://bugs.edge.launchpad.net/ubuntu/+source/firefox-3.0/+bug/236613/comments/13 prism packages from ubuntu repos don't cause issues with firefox in ubuntu.
Marking this bug as a duplicate of bug 236613
Did you install the prism extention from the repos or from elsewhere? You can check using 'apt-cache policy prism'. The command to install it will be 'sudo apt-get install prism'
According to https:/ /bugs.edge. launchpad. net/ubuntu/ +source/ firefox- 3.0/+bug/ 236613/ comments/ 13 prism packages from ubuntu repos don't cause issues with firefox in ubuntu.
Marking this bug as a duplicate of bug 236613