TS Server fatal error: Cannot read property 'flags' of undefined #46842
Description
Issue Type: Bug
❗️❗️❗️ Please fill in the sections below to help us diagnose the issue ❗️❗️❗️
TypeScript Version: 4.5.1-rc
Steps to reproduce crash
1.
2.
3.
TS Server Log
❗️Server logging disabled. To help us fix crashes like this, please enable logging by setting:
"typescript.tsserver.log": "verbose"After enabling this setting, future crash reports will include the server log.
TS Server Error Stack
Server: semantic
TypeError: Cannot read property 'flags' of undefined
at getPropertyOfObjectType (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:57005:22)
at getPropertyOfType (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:57665:24)
at resolveESModuleSymbol (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49811:54)
at getTargetOfNamespaceImport (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:48996:28)
at getTargetOfAliasDeclaration (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49230:28)
at resolveAlias (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49275:30)
at getSymbol (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47833:38)
at resolveNameHelper (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:48125:34)
at resolveName (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:48108:20)
at resolveEntityName (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49447:42)
at getTargetOfExportSpecifier (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49187:17)
at getTargetOfAliasDeclaration (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49237:28)
at resolveAlias (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49275:30)
at resolveSymbol (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:49265:67)
at mergeSymbol (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47619:42)
at /Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47734:47
at Map.forEach (<anonymous>)
at mergeSymbolTable (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47732:20)
at mergeSymbol (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47643:21)
at /Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47734:47
at Map.forEach (<anonymous>)
at mergeSymbolTable (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47732:20)
at initializeTypeChecker (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:84986:21)
at Object.createTypeChecker (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:47390:9)
at Object.getTypeChecker (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:114380:79)
at synchronizeHostData (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:159854:21)
at Object.getProgram (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:159975:13)
at ConfiguredProject.Project.updateGraphWorker (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:164989:53)
at ConfiguredProject.Project.updateGraph (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:164918:42)
at ConfiguredProject.updateGraph (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:165911:63)
at ProjectService.createLoadAndUpdateConfiguredProject (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:167635:25)
at ProjectService.assignProjectToOpenedScriptInfo (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:168718:44)
at /Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:169058:97
at Object.flatMap (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:522:25)
at ProjectService.applyChangesInOpenFiles (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:169058:41)
at Session.handlers.ts.Map.ts.getEntries._a.<computed> (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:170216:46)
at /Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:172149:88
at IOSession.Session.executeWithRequestId (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:172140:28)
at IOSession.Session.executeCommand (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:172149:33)
at IOSession.Session.onMessage (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:172175:35)
at Interface.<anonymous> (/Applications/Visual Studio Code - Insiders.app/Contents/Resources/app/extensions/node_modules/typescript/lib/tsserver.js:174780:31)
at Interface.emit (events.js:315:20)
at Interface._onLine (readline.js:337:10)
at Interface._normalWrite (readline.js:482:12)
at Socket.ondata (readline.js:194:10)
at Socket.emit (events.js:315:20)
at addChunk (internal/streams/readable.js:309:12)
at readableAddChunk (internal/streams/readable.js:284:9)
at Socket.Readable.push (internal/streams/readable.js:223:10)
at Pipe.onStreamRead (internal/stream_base_commons.js:188:23)
VS Code version: Code - Insiders 1.63.0-insider (Universal) (6a25ae3, 2021-11-16T05:13:23.962Z)
OS version: Darwin x64 21.1.0
Restricted Mode: No
System Info
| Item | Value |
|---|---|
| CPUs | Intel(R) Core(TM) i7-4770HQ CPU @ 2.20GHz (8 x 2200) |
| GPU Status | 2d_canvas: enabled gpu_compositing: enabled metal: disabled_off multiple_raster_threads: enabled_on oop_rasterization: enabled opengl: enabled_on rasterization: enabled skia_renderer: disabled_off_ok video_decode: enabled webgl: enabled webgl2: enabled |
| Load (avg) | 24, 26, 20 |
| Memory (System) | 16.00GB (0.24GB free) |
| Process Argv | --crash-reporter-id e4c788ef-d946-41a2-b778-bbc2911fcfed |
| Screen Reader | no |
| VM | 0% |
Extensions (11)
| Extension | Author (truncated) | Version |
|---|---|---|
| clipboard-history | Anj | 1.0.7 |
| gitlens | eam | 11.6.1 |
| firebase-explorer | jsa | 0.3.3 |
| vsliveshare | ms- | 1.0.5090 |
| vsliveshare-audio | ms- | 0.1.91 |
| vsliveshare-pack | ms- | 0.4.0 |
| gradle-language | nac | 0.2.3 |
| prettier-vscode | Sim | 2.0.7 |
| svelte-vscode | sve | 105.5.2 |
| vscode-gradle | vsc | 3.8.2 |
| local-history | xyz | 1.8.1 |
A/B Experiments
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pythontb:30258533
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pythonptprofiler:30281269
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pythondataviewer:30285072
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pythonvspyt200:30323110
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bridge0723:30353136
pythonrunftest32:30365365
pythonf5test824:30361779
javagetstartedt:30350119
pythonvspyt187:30365360
vsaa593cf:30376535
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vsena315:30400348
vscexrecpromptt2:30397559
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