How to reproduce: - Download a file from Internet, click "Save as" ==> crash - Right click an image, click "Save image as" ==> crash - In the firefox menu: tools > options, select "Downloads > Save files to" then click "browse" to select a download location ==> crash! It seems the firefox is unable to open ANY sort of dialog box trying to save files. One of the many such crash reports: bp-2ebb5379-c4b2-46bd-b3a6-e2c242160817 Please help or I will be forced to leave firefox