User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.2.1) Gecko/20021130 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.2.1) Gecko/20021130 On a normal browser window (not mail or newsgroup or dialogs), when I close it, my disk runs like crazy for two or three seconds. Only when the disk stops spinning that the window finally closes. Reproducible: Always Steps to Reproduce: 1. Open browser window (no need for content : an empty window will do. 2. Click the close button Actual Results: Disk spins furiously for 2-3 seconds, then the window closes. Expected Results: Closed the window without fuss and writing anything to the disk! I do not use caches; I do use Quick Launch; Never saw that behaviour before; Using the same configs since Moz 1.0; Oh, and thank you for your time!

*** This bug has been marked as a duplicate of 182373 ***