Created attachment 698805 [details] titled.png User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20100101 Firefox/17.0 Build ID: 20121128204232 Steps to reproduce: It appeared two months ago with an update, by itself. Actual results: The pop up window "confirm close" asked me if I really wanted to close the tabs Expected results: The tabs should have closed and no pop up window should have appeared.
Set about:config > browser.tabs.warnOnClose = false.
Status: UNCONFIRMED → RESOLVED
Last Resolved: 6 years ago
Resolution: --- → DUPLICATE
Duplicate of bug: 772319
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