I've removed the official flashplugin-installer incl. nspluginwrapper and installed native 64bit 'square' from Adobe. I'm not able to reproduce the issue with java applet, flash, google maps, opened all in tabs. $ LANG=C apt-cache policy firefox firefox: Installed: 3.6.12+build1+nobinonly-0ubuntu0.10.04.1
java version "1.6.0_18" OpenJDK Runtime Environment (IcedTea6 1.8.2) (6b18-1.8.2-4ubuntu2) OpenJDK 64-Bit Server VM (build 16.0-b13, mixed mode) -- Gdk-WARNING **: XID collision, trouble ahead https://bugs.launchpad.net/bugs/401823 You received this bug notification because you are a member of Registry Administrators, which is the registrant for xlibs. _______________________________________________ Mailing list: https://launchpad.net/~registry Post to : [email protected] Unsubscribe : https://launchpad.net/~registry More help : https://help.launchpad.net/ListHelp

