rejected promise not handled within 1 second doesn't show details of a promise #67580
Description
When I was debugging SVN extension (JohnstonCode/svn-scm#465) I saw this message in console:
Then I've discovered that this promise is unhandled in another extension, after I've edited extensionHostProcess.js file and inserted breakpoint. Please provide some stacktrace or message of rejected Promise it's hard to find the root of the problem.
"TypeError: Cannot read property 'fileName' of undefined
at DocumentWatcher.<anonymous> (C:\Users\yanpas\.vscode\extensions\editorconfig.editorconfig-0.12.7\out\src\DocumentWatcher.js:103:72)
at Generator.next (<anonymous>)
at __awaiter (C:\Users\yanpas\.vscode\extensions\editorconfig.editorconfig-0.12.7\out\src\DocumentWatcher.js:6:71)
at new Promise (<anonymous>)
at __awaiter (C:\Users\yanpas\.vscode\extensions\editorconfig.editorconfig-0.12.7\out\src\DocumentWatcher.js:2:12)
at DocumentWatcher.resolveConfig (C:\Users\yanpas\.vscode\extensions\editorconfig.editorconfig-0.12.7\out\src\DocumentWatcher.js:97:16)
at __dirname.constructor.subscriptions.push.vscode_1.window.onDidChangeWindowState.state (C:\Users\yanpas\.vscode\extensions\editorconfig.editorconfig-0.12.7\out\src\DocumentWatcher.js:35:22)
at e.fire (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:133:218)
at e.$onDidChangeWindowFocus (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:644:42)
at t._doInvokeHandler (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:658:837)
at t._invokeHandler (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:658:509)
at t._receiveRequest (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:657:126)
at t._receiveOneMessage (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:656:59)
at c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:653:895
at c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:130:793
at e.fire (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:133:218)
at a (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:186:147)
at Socket.n._socketDataListener (c:\Users\yanpas\AppData\Local\Programs\Microsoft VS Code\resources\app\out\vs\workbench\node\extensionHostProcess.js:186:368)
at emitOne (events.js:116:13)
at Socket.emit (events.js:211:7)
at addChunk (_stream_readable.js:263:12)
at readableAddChunk (_stream_readable.js:250:11)
at Socket.Readable.push (_stream_readable.js:208:10)
at Pipe.onread (net.js:594:20)"