Bug 144289

Summary: Web Inspector: Timeline is empty half of the times
Product: WebKit Reporter: Nikita Vasilyev <nvasilyev>
Component: Web InspectorAssignee: Timothy Hatcher <timothy>
Status: RESOLVED FIXED    
Severity: Normal CC: graouts, joepeck, jonowells, mattbaker, nvasilyev, timothy, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Attachments:
Description Flags
[Image] Empty timeline none

Description Nikita Vasilyev 2015-04-27 15:59:40 PDT
Created attachment 251781 [details]
[Image] Empty timeline

See attached image. I’m not sure how did I manage to get into this state.
Comment 1 Radar WebKit Bug Importer 2015-04-27 15:59:53 PDT
<rdar://problem/20718291>
Comment 2 Timothy Hatcher 2015-04-27 16:06:08 PDT
Any exceptions in the Inspector?
Comment 3 Nikita Vasilyev 2015-04-27 16:26:43 PDT
TypeError: undefined is not an object (evaluating 'dividerElement._labelElement.textContent = isNaN(dividerTime) ? "" : Number.secondsToString(dividerTime - this._zeroTime, true)')

updateLayout                 TimelineRuler.js:405
updateLayout                 TimelineOverview.js:298
shown                        TimelineOverview.js:229
shown                        TimelineRecordingContentView.js:169
prepareToShow                BackForwardEntry.js:61
_showEntry                   ContentViewContainer.js:463
shown                        ContentViewContainer.js:417
shown                        ContentBrowser.js:289
shown                        ContentBrowserTabContentView.js:94
prepareToShow                BackForwardEntry.js:61
_showEntry                   ContentViewContainer.js:463
showBackForwardEntryForIndex ContentViewContainer.js:206
showContentView              ContentViewContainer.js:182
_tabBarItemSelected          TabBrowser.js:195
dispatch                     Object.js:124
dispatchEventToListeners     Object.js:131
selectedTabBarItem           TabBar.js:366
_handleMouseDown             TabBar.js:510
Comment 4 Timothy Hatcher 2015-04-27 16:45:13 PDT
Should be fixed by http://trac.webkit.org/changeset/183425.

That might also be the cause of the Debugger tab issue.