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<base href="https://bugs.webkit.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Assertion Failed: StyleDetailsPanel.markAsNeedsRefresh() called with null domNode"
href="https://bugs.webkit.org/show_bug.cgi?id=157955">157955</a>
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<th>Summary</th>
<td>Assertion Failed: StyleDetailsPanel.markAsNeedsRefresh() called with null domNode
</td>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
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<th>Hardware</th>
<td>All
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
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<th>Severity</th>
<td>Normal
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<th>Priority</th>
<td>P3
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<th>Component</th>
<td>Web Inspector
</td>
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
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<th>Reporter</th>
<td>mattbaker@apple.com
</td>
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<th>CC</th>
<td>bburg@apple.com, graouts@webkit.org, joepeck@webkit.org, mattbaker@apple.com, nvasilyev@apple.com, timothy@apple.com, webkit-bug-importer@group.apple.com
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<pre>* SUMMARY
Assertion Failed: StyleDetailsPanel.markAsNeedsRefresh() called with null domNode.
* STEPS TO REPRODUCE
1. Open Inspector > Elements tab
2. Expand details sidebar, Styles — Rules panel
3. Reload Inspected page
=> [Error] Assertion Failed
markAsNeedsRefresh (StyleDetailsPanel.js:77)
visibilityDidChange (CSSStyleDetailsSidebarPanel.js:170)
removeSidebarPanel (Sidebar.js:96)
showDetailsSidebarPanels (ContentBrowserTabContentView.js:160)
dispatch (Object.js:161)
dispatchEventToListeners (Object.js:168)
_dispatchCurrentRepresentedObjectsDidChangeEvent (ContentBrowser.js:437)
_currentContentViewDidChange (ContentBrowser.js:478)
dispatch (Object.js:161)
dispatchEventToListeners (Object.js:168)
closeAllContentViews (ContentViewContainer.js:348)
_showDOMTreeContentView (ElementsTabContentView.js:101)
_mainResourceDidChange (ElementsTabContentView.js:118)
dispatch (Object.js:161)
dispatchEventToListeners (Object.js:176)
_dispatchMainResourceDidChangeEvent (Frame.js:497)
commitProvisionalLoad (Frame.js:140)
frameDidNavigate (FrameResourceManager.js:105)
frameNavigated (PageObserver.js:42)
dispatchEvent (InspectorBackend.js:448)
_dispatchEvent (InspectorBackend.js:342)
dispatch (InspectorBackend.js:151)
dispatchNextQueuedMessageFromBackend (MessageDispatcher.js:42)</pre>
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