Some clarification is needed here as to which versions of OS X are affected. Apple did not update Java on OS X 10.5 so there is no crash bug associated with this version. However, the latest Java update by Apple on OS X 10.6 and 10.7 is triggering this crash,
December 7, 2011
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Looks like the developers are making some progress in getting the Java Applet based crashes with Firefox 8.0.1 on Mac under control. The latest news on bug 705931 is the crashes have stopped by increasing the default plugin cache size from ’10’ to ’50’. They are having other users testing this out before a patch is posted. If patch is successful, I am not certain if it is going to be pushed out to Mac users as firedrill release (Firefox 8.0.2) or part of the Firefox 9.0 release on December 20th. This is a ‘critical’ bug as sites with Java…
On December 7, 2004 Mozilla launched Thunderbird 1.0 and by the end of that week had over 1-million downloads. Seven years later there are around 15 to 20-million users world wide. I started using Thunderbird about a year later after I had discovered Firefox.