TS Server fatal error: Cannot read property 'indexOf' of undefined

[murakami-marco]

Issue Type: Bug

❗️❗️❗️ Please fill in the sections below to help us diagnose the issue ❗️❗️❗️

TypeScript Version: 4.1.4

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 'indexOf' of undefined
    at Object.parsePackageName (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:39472:30)
    at ConfiguredProject.Project.enablePlugin (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:151962:24)
    at ConfiguredProject.enablePluginsWithOptions (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:152477:30)
    at ProjectService.loadConfiguredProject (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154206:25)
    at ProjectService.createAndLoadConfiguredProject (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154145:22)
    at ProjectService.createLoadAndUpdateConfiguredProject (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:154150:36)
    at ProjectService.assignProjectToOpenedScriptInfo (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155055:44)
    at /usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155395:97
    at Object.flatMap (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:513:25)
    at ProjectService.applyChangesInOpenFiles (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:155395:41)
    at Session.handlers.ts.Map.ts.getEntries._a.<computed> (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:156413:46)
    at /usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158286:88
    at IOSession.Session.executeWithRequestId (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158277:28)
    at IOSession.Session.executeCommand (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158286:33)
    at IOSession.Session.onMessage (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:158310:35)
    at Interface.<anonymous> (/usr/share/code/resources/app/extensions/node_modules/typescript/lib/tsserver.js:160520:27)
    at Interface.emit (events.js:315:20)
    at Interface._onLine (readline.js:329:10)
    at Interface._normalWrite (readline.js:474:12)
    at Socket.ondata (readline.js:186:10)
    at Socket.emit (events.js:315:20)
    at addChunk (_stream_readable.js:295:12)
    at readableAddChunk (_stream_readable.js:271:9)
    at Socket.Readable.push (_stream_readable.js:212:10)
    at Pipe.onStreamRead (internal/stream_base_commons.js:186:23)

VS Code version: Code 1.53.1 (5d424b8, 2021-02-08T23:30:54.166Z)
OS version: Linux x64 5.8.0-7630-generic

System Info

Item	Value
CPUs	Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz (8 x 2700)
GPU Status	2d_canvas: enabled gpu_compositing: enabled multiple_raster_threads: enabled_on oop_rasterization: disabled_off opengl: enabled_on protected_video_decode: unavailable_off rasterization: disabled_software skia_renderer: enabled_on video_decode: disabled_software vulkan: disabled_off webgl: enabled webgl2: enabled
Load (avg)	1, 1, 1
Memory (System)	15.27GB (5.70GB free)
Process Argv	--no-sandbox --unity-launch --crash-reporter-id c493cf2d-7da9-4e0b-b4d3-19800006bd2c
Screen Reader	no
VM	0%
DESKTOP_SESSION	/usr/share/xsessions/plasma
XDG_CURRENT_DESKTOP	KDE
XDG_SESSION_DESKTOP	KDE
XDG_SESSION_TYPE	x11

Extensions (39)

Extension	Author (truncated)	Version
QML	bbe	1.0.0
npm-intellisense	chr	1.3.1
path-intellisense	chr	2.3.0
gitignore	cod	0.6.0
bracket-pair-colorizer-2	Coe	0.2.0
vscode-simpler-icons	dav	1.6.5
vscode-eslint	dba	2.1.14
githistory	don	0.6.14
python-extension-pack	don	1.6.0
vscode-npm-script	eg2	0.3.15
prettier-vscode	esb	5.9.1
auto-close-tag	for	0.5.10
code-runner	for	0.11.2
go	gol	0.22.1
gop	gop	0.7.1
MagicPython	mag	1.1.0
rainbow-csv	mec	1.8.1
dotenv	mik	1.0.1
vscode-docker	ms-	1.9.1
python	ms-	2021.1.502429796
vscode-pylance	ms-	2021.2.0
jupyter	ms-	2020.12.414227025
vsliveshare	ms-	1.0.3629
vsliveshare-audio	ms-	0.1.91
vsliveshare-pack	ms-	0.4.0
go-doc	msy	1.0.1
vscode-sundial	muu	2.3.0
indent-rainbow	ode	7.5.0
leaper	Onl	0.6.0
material-icon-theme	PKi	4.5.0
vscode-yaml	red	0.14.0
glassit	s-n	0.2.3
code-settings-sync	Sha	3.4.3
autoimport	ste	1.5.3
ayu	tea	0.20.1
vscodeintellicode	Vis	1.2.11
vscode-todo-highlight	way	1.0.4
vscode-go-autotest	win	1.6.0
material-theme	zhu	3.9.13

(4 theme extensions excluded)

[gjsjohnmurray]

/duplicate