Rated 2 out of 5 stars

by UncleBeard on May 5, 2010 ·

Using this resulted in the loss of many Google contacts. All of my Google contacts appeared in Thunderbird, but many of my contacts mysteriously disappeared on Google.

This review is for a previous version of the add-on (0.8.13.3). 

by Leni Mayo (Developer) on May 9, 2010 ·

Have reached out to UncleBeard and asked him to file a bug report:
http://zindus.com/i/reporting-bugs