Ruben Laguna's blog

Dec 12, 2008 - 1 minute read - firefox java plugin registry troubleshooting Uncategorized windows

Firefox detecting wrong Java Plugin version on Windows.

First read this Mozillazine page

In my case the problem was that some program overwrote the registry entry HKEY_LOCAL_MACHINE/SOFTWARE/JavaSoft/Java Runtime Environment/BrowserJavaVersion with the old value 1.6.0_01. When I set it back to 1.6.0_06 everything worked fine again.

Now the addons window looks like

before it showed Java Platform SE 6 U1 instead