User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.10) Gecko/2009042316 Firefox/3.0.10 (.NET CLR 3.5.30729) Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.10) Gecko/2009042316 Firefox/3.0.10 (.NET CLR 3.5.30729) Tools -> Options -> Main If a deselected "Save files to" option refers to a non existent drive (W:\downloads in my case) and both user Documents and Downloads folders are also moved to a non existent drive, Mozilla will fail to show a "save as" dialogue when "Always ask me where to save files" option is selected. Reproducible: Always Steps to Reproduce: 1. Move username\Documents and username\Downloads to thumbdrive folders 2. Select default download folder in firefox to be on the tumbdrive. 3. Select Always ask me where to save files option 4. Try to right-click on a link and choose save link as in firefox Actual Results: Nothing happened. Expected Results: I expected a save file as dialogue.

I forgot step 3.5: remove the thumbdrive