Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9a6pre) Gecko/20070619 Minefield/3.0a6pre ID:2007061904 1. New profile, launch firefox.exe -profilemanager 2. Make a new profile ("mlktest"), but don't launch firefox with it. Quit Profile Manager. 3. Launch firefox with: - set NSPR_LOG_MODULES=DOMLeak:5,DocumentLeak:5,nsDocShellLeak:5 - set NSPR_LOG_FILE=nspr.log - start firefox.exe -p mlktest 4. Close firefox 5. A dialog appears when closing, choose 'Quit'. 6. perl leak-gauge.pl nspr.log Leaked document at address 1a42e18. ... with URI "jar:file:///C:/Documents%20and%20Settings/Ste/Desktop/Firefox%20T runk%20(PLACES)/firefox/chrome/toolkit.jar!/content/global/bindings/scrollbar.xm l". ... with URI "chrome://global/content/bindings/scrollbar.xml". Leaked document at address 1b2adb8. ... with URI "resource://gre/res/hiddenWindow.html". ... with URI "file:///C:/Documents%20and%20Settings/Ste/Desktop/Firefox%20Trunk %20(PLACES)/firefox/res/hiddenWindow.html". Leaked docshell at address 199f608. ... which loaded URI "resource://gre/res/hiddenWindow.html". Summary: Leaked 0 out of 12 DOM Windows Leaked 2 out of 44 documents Leaked 1 out of 5 docshells If i start up firefox with leak-logging enabled with the same profile, and quit it again (no dialog shows up this time) I get no reported leaks; so this only appears to happen when first using a virgin profile.

Some of this could even be leaks from the initial run before the extension manager restart; I recall that run being somewhat leaky.

Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.9a7pre) Gecko/2007071605 Minefield/3.0a7pre ID:2007071605 This now worksforme; no leakage is reported when using a virgin profile for the first time. --> WORKSFORME