190766 2018-10-19 16:16:07 -0700 Uncaught Exception: TypeError: null is not an object (evaluating 'mouseBlock.addEventListener') 2018-10-23 02:54:26 -0700 1 1 1 Unclassified WebKit Web Inspector WebKit Nightly Build All All RESOLVED FIXED https://www.reddit.com/ InRadar P2 Normal --- 1 nvasilyev hi bburg commit-queue hi inspector-bugzilla-changes webkit-bug-importer oldest_to_newest 1471018 0 nvasilyev 2018-10-19 16:16:07 -0700 Inspected URL: https://www.reddit.com/ Loading completed: true Frontend User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/605.1.15 (KHTML, like Gecko) Uncaught Exceptions: - TypeError: null is not an object (evaluating 'mouseBlock.addEventListener') (at NetworkTableContentView.js:761:19) _populateWaterfallGraph @ NetworkTableContentView.js:761:19 tablePopulateCell @ NetworkTableContentView.js:462:41 _populatedCellForColumnAndRow @ Table.js:758:41 _populateRow @ Table.js:769:58 _applyColumnWidths @ Table.js:1110:38 _resizeColumnsAndFiller @ Table.js:983:32 resize @ Table.js:234:37 layout @ Table.js:568:24 _layoutSubtree @ View.js:278:20 _layoutSubtree @ View.js:285:32 _layoutSubtree @ View.js:285:32 _layoutSubtree @ View.js:285:32 _layoutSubtree @ View.js:285:32 _layoutSubtree @ View.js:285:32 _layoutSubtree @ View.js:285:32 updateLayout @ View.js:158:28 _tabBrowserSizeDidChange @ Main.js:1595:33 _sidebarWidthDidChange @ Main.js:1614:34 dispatch @ Object.js:170:30 dispatchEventToListeners @ Object.js:177:17 _recalculateWidth @ Sidebar.js:290:38 width @ Sidebar.js:178:31 _showDetailsSidebarPanelsForTabContentView @ TabBrowser.js:407:33 _tabBarItemSelected @ TabBrowser.js:255:56 dispatch @ Object.js:170:30 dispatchEventToListeners @ Object.js:177:17 selectedTabBarItem @ LegacyTabBar.js:386:38 _handleMouseDown @ LegacyTabBar.js:623:13 _handleMouseDown @ [native code] ------- * STEPS TO REPRODUCE 1. Open https://www.reddit.com/ (not logged in) 2. Open Web Inspector 3. Click Network tab 1471024 1 352833 hi 2018-10-19 16:50:55 -0700 Created attachment 352833 Patch I haven't been able to reproduce the bug, but this seems to be the only possible cause based on my reading of the code 1471032 2 nvasilyev 2018-10-19 17:03:39 -0700 I can no longer reproduce the bug either but I was able to on the ToT WebKit. 1471521 3 352833 bburg 2018-10-23 02:24:29 -0700 Comment on attachment 352833 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=352833&action=review rs=me > Source/WebInspectorUI/ChangeLog:11 > + don't create an element. If this is true for the total range of the `WI.Resouce` (meaning Nit: resource 1471530 4 352833 commit-queue 2018-10-23 02:53:04 -0700 Comment on attachment 352833 Patch Clearing flags on attachment: 352833 Committed r237349: <https://trac.webkit.org/changeset/237349> 1471531 5 commit-queue 2018-10-23 02:53:06 -0700 All reviewed patches have been landed. Closing bug. 1471532 6 webkit-bug-importer 2018-10-23 02:54:26 -0700 <rdar://problem/45482292> 352833 2018-10-19 16:50:55 -0700 2018-10-23 02:53:04 -0700 Patch bug-190766-20181019165055.patch text/plain 2005 hi ZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJJbnNwZWN0b3JVSS9DaGFuZ2VMb2cgYi9Tb3VyY2UvV2Vi SW5zcGVjdG9yVUkvQ2hhbmdlTG9nCmluZGV4IDhkNGQ4MTNmODNkM2Y1MTkzZjM2NjIzNTlmYzEw NzgxMDliYzgxNTUuLjdlZjc4ZDgxMzliZWZjOTAzZDYwYmY5ZTdhMDYxZDMyZTY5ODNhNGYgMTAw NjQ0Ci0tLSBhL1NvdXJjZS9XZWJJbnNwZWN0b3JVSS9DaGFuZ2VMb2cKKysrIGIvU291cmNlL1dl Ykluc3BlY3RvclVJL0NoYW5nZUxvZwpAQCAtMSwzICsxLDE2IEBACisyMDE4LTEwLTE5ICBEZXZp biBSb3Vzc28gIDxkcm91c3NvQGFwcGxlLmNvbT4KKworICAgICAgICBVbmNhdWdodCBFeGNlcHRp b246IFR5cGVFcnJvcjogbnVsbCBpcyBub3QgYW4gb2JqZWN0IChldmFsdWF0aW5nICdtb3VzZUJs b2NrLmFkZEV2ZW50TGlzdGVuZXInKQorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9yZy9z aG93X2J1Zy5jZ2k/aWQ9MTkwNzY2CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BT ISkuCisKKyAgICAgICAgKiBVc2VySW50ZXJmYWNlL1ZpZXdzL05ldHdvcmtUYWJsZUNvbnRlbnRW aWV3LmpzOgorICAgICAgICAoV0kuTmV0d29ya1RhYmxlQ29udGVudFZpZXcucHJvdG90eXBlLl9w b3B1bGF0ZVdhdGVyZmFsbEdyYXBoKToKKyAgICAgICAgV2hlbiBjcmVhdGluZyB0aGUgYG1vdXNl QmxvY2tgLCBpZiB0aGUgYHN0YXJ0VGltZXN0YW1wYCBhbmQgYGVuZFRpbWVzdGFtcGAgYXJlIGVx dWFsLCB3ZQorICAgICAgICBkb24ndCBjcmVhdGUgYW4gZWxlbWVudC4gSWYgdGhpcyBpcyB0cnVl IGZvciB0aGUgdG90YWwgcmFuZ2Ugb2YgdGhlIGBXSS5SZXNvdWNlYCAobWVhbmluZworICAgICAg ICBpdHMgYHN0YXJ0VGltZWAgYW5kIGByZXNwb25zZUVuZGApLCBkb24ndCBldmVuIHRyeSB0byBj cmVhdGUgYmxvY2tzLgorCiAyMDE4LTEwLTE5ICBKb3NlcGggUGVjb3Jhcm8gIDxwZWNvcmFyb0Bh cHBsZS5jb20+CiAKICAgICAgICAgV2ViIEluc3BlY3RvcjogUmVtb3ZlIHVudXNlZCBtZW1iZXIg dmFyaWFibGUgb2YgRGVidWdnZXJTaWRlYmFyUGFuZWwKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJJ bnNwZWN0b3JVSS9Vc2VySW50ZXJmYWNlL1ZpZXdzL05ldHdvcmtUYWJsZUNvbnRlbnRWaWV3Lmpz IGIvU291cmNlL1dlYkluc3BlY3RvclVJL1VzZXJJbnRlcmZhY2UvVmlld3MvTmV0d29ya1RhYmxl Q29udGVudFZpZXcuanMKaW5kZXggYzY4NjNjODZmN2ZmZWY0ZDEyMjM3M2YyZWY3ZDIwMDhmMjk5 ZThlZS4uMjZlZTkxOWNjOWU5NjI5YmU0NTYzYzYxYTlkMDNiNWNjZTk3ZDg2NiAxMDA2NDQKLS0t IGEvU291cmNlL1dlYkluc3BlY3RvclVJL1VzZXJJbnRlcmZhY2UvVmlld3MvTmV0d29ya1RhYmxl Q29udGVudFZpZXcuanMKKysrIGIvU291cmNlL1dlYkluc3BlY3RvclVJL1VzZXJJbnRlcmZhY2Uv Vmlld3MvTmV0d29ya1RhYmxlQ29udGVudFZpZXcuanMKQEAgLTcyOCw3ICs3MjgsNyBAQCBXSS5O ZXR3b3JrVGFibGVDb250ZW50VmlldyA9IGNsYXNzIE5ldHdvcmtUYWJsZUNvbnRlbnRWaWV3IGV4 dGVuZHMgV0kuQ29udGVudFZpZQogICAgICAgICB9CiAKICAgICAgICAgbGV0IHtzdGFydFRpbWUs IHJlZGlyZWN0U3RhcnQsIHJlZGlyZWN0RW5kLCBmZXRjaFN0YXJ0LCBkb21haW5Mb29rdXBTdGFy dCwgZG9tYWluTG9va3VwRW5kLCBjb25uZWN0U3RhcnQsIGNvbm5lY3RFbmQsIHNlY3VyZUNvbm5l Y3Rpb25TdGFydCwgcmVxdWVzdFN0YXJ0LCByZXNwb25zZVN0YXJ0LCByZXNwb25zZUVuZH0gPSBy ZXNvdXJjZS50aW1pbmdEYXRhOwotICAgICAgICBpZiAoaXNOYU4oc3RhcnRUaW1lKSB8fCBpc05h TihyZXNwb25zZUVuZCkpIHsKKyAgICAgICAgaWYgKGlzTmFOKHN0YXJ0VGltZSkgfHwgaXNOYU4o cmVzcG9uc2VFbmQpIHx8IHN0YXJ0VGltZSA+PSByZXNwb25zZUVuZCkgewogICAgICAgICAgICAg Y2VsbC50ZXh0Q29udGVudCA9IHplcm9XaWR0aFNwYWNlOwogICAgICAgICAgICAgcmV0dXJuOwog ICAgICAgICB9Cg==