great, but import hangs Rated 4 out of 5 stars

I am running Firefox Firefox 9.0.1 on a Mac. When I try to import a large csv file (20,000 rows), the Import Wizard hangs.

This review is for a previous version of the add-on (0.7.7). 

Thanks for feedback.

This is an issue which is due to a bug in firefox ( that is likely to be fixed in Firefox 11. Users have since long been complaining about this problem (