167791 2017-02-03 05:35:06 -0800 Uncaught Exception: TypeError: function is not a constructor (evaluating 'new event.constructor(event.type, event)') 2023-09-27 14:05:12 -0700 1 1 1 Unclassified WebKit Web Inspector WebKit Nightly Build PC Linux RESOLVED DUPLICATE 174313 http://trunk-portal73.in.dev/ P2 Normal --- 1 tt007 webkit-unassigned ashvayka bburg inspector-bugzilla-changes oldest_to_newest 1272890 0 tt007 2017-02-03 05:35:06 -0800 ------- Inspected URL: http://trunk-portal73.in.dev/ Loading completed: true Frontend User Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/603.1 (KHTML, like Gecko) Version/10.0 Safari/603.1 Uncaught Exceptions: - TypeError: function is not a constructor (evaluating 'new event.constructor(event.type, event)') (at TimelineOverview.js:681:54) _timelineRulerMouseClicked @ TimelineOverview.js:681:54 _timelineRulerMouseClicked @ [native code] ------- * STEPS TO REPRODUCE * Open web page * Right mouse click -> Inspect element * Open Network inspector tab * Refresh page * Click on line in web inspector timeline * NOTES Document any additional information that might be useful in resolving the problem, such as screen shots or other included attachments. 1272981 1 bburg 2017-02-03 10:45:36 -0800 Please provide a video of the repro. The error suggests you might be using an older webkit somehow. 1980624 2 ashvayka 2023-09-27 14:05:12 -0700 `event.constructor` aka Event was fixed to be constructible in https://trac.webkit.org/changeset/256716. *** This bug has been marked as a duplicate of bug 174313 ***