There is a known issue with the HTTPS Everywhere extension causing Firefox to crash. This bug was first reported in early August when Firefox 8 was still in the nightly build stage. From what I can see it appears that only Firefox 8 (now in Beta) and newer (9 Aurora and 10 Nightly) are affected by this. It does not appear to be affecting Firefox 7 or older. This is being caused by some changes in the core Firefox code with Firefox 8 in regards to URIs are assumed immutable in some parts of the Mozilla code, even though they…

With the recent releases of Thunderbird to the Daily, Earlybird and Beta channels, there are updates for both Lightning and Provider for Google Calendar (gdata-provider) add-ons. You can not at this time update via the Thunderbird add-ons manager, you will need to manually download and install the correct version for both add-ons in order to get your calendar working again in your developmental version of Thunderbird. Thunderbird 7 users are able to use the most up to date version of these add-ons which should have already been updated. For those using Thunderbird 8 Beta, Thunderbird 9 Earlybird or Thunderbird 10…