RESOLVED DUPLICATE of bug 294627294975
Web Inspector: REGRESSION(294875@main) Sources tab empty when inspecting page with source maps 
https://bugs.webkit.org/show_bug.cgi?id=294975
Summary Web Inspector: REGRESSION(294875@main) Sources tab empty when inspecting page...
Razvan Caliman
Reported 2025-06-25 08:41:56 PDT
Uncaught Exceptions: ----------------------- - TypeError: undefined is not an object (evaluating 'this.resource.sourceMaps') (at SourceCodeTreeElement.js:115:44) onpopulate @ SourceCodeTreeElement.js:115:44 expand @ TreeElement.js:423:28 _addIssue @ SourcesNavigationSidebarPanel.js:1546:41 _addIssuesForSourceCode @ SourcesNavigationSidebarPanel.js:1577:27 _addScript @ SourcesNavigationSidebarPanel.js:1308:37 _handleResourceGroupingModeChanged @ SourcesNavigationSidebarPanel.js:2392:28 SourcesNavigationSidebarPanel @ SourcesNavigationSidebarPanel.js:414:48 navigationSidebarPanel @ TabContentView.js:190:44 attached @ ContentBrowserTabContentView.js:98:17 _didMoveToParent @ View.js:272:30 insertSubviewBefore @ View.js:117:30 addSubview @ View.js:89:33 _showEntry @ ContentViewContainer.js:468:28 showBackForwardEntryForIndex @ ContentViewContainer.js:171:24 showContentView @ ContentViewContainer.js:148:42 _tabBarItemSelected @ TabBrowser.js:250:55 dispatch @ Object.js:134:35 dispatchEventToListeners @ Object.js:142:17 selectTabBarItem @ TabBar.js:402:38 _handleTabContainerMouseDown @ TabBar.js:698:30 ----------------------- Regressed by https://commits.webkit.org/294875@main
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Add attachment proposed patch, testcase, etc.
Razvan Caliman
Comment 1 2025-06-25 08:42:05 PDT
rdar://152466468
Razvan Caliman
Comment 2 2025-06-25 08:54:18 PDT
Pull request: https://github.com/WebKit/WebKit/pull/47187
Razvan Caliman
Comment 3 2025-06-25 09:15:50 PDT
*** This bug has been marked as a duplicate of bug 294627 ***
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