Type: Bug
Issue Description
No further description. I just had the solution open and copilot cli running in the background.
Steps to Reproduce
Clone https://github.com/mauve/maz and open copilot cli in the terminal. Ask copilot to make some changes. Observe the language server crash.
Expected Behavior
Not crashing.
Actual Behavior
Crashing.
Extension version: 2.130.5
VS Code version: Code 1.114.0 (e7fb5e96c0730b9deb70b33781f98e2f35975036, 2026-04-01T09:27:11Z)
OS version: Windows_NT arm64 10.0.26100
Modes:
Remote OS version: Linux arm64 5.15.153.1-microsoft-standard-WSL2
Logs
C# log
Details
2026-04-09 17:09:45.304 [info] Locating .NET runtime version 10.0.5
2026-04-09 17:09:46.266 [info] Dotnet path: /home/mikae/.vscode-server/data/User/globalStorage/ms-dotnettools.vscode-dotnet-runtime/.dotnet/10.0.5~arm64~aspnetcore/dotnet
2026-04-09 17:09:46.266 [info] Activating C# + C# Dev Kit...
2026-04-09 17:09:46.762 [info] info: Program[0]
2026-04-09 17:09:46.762 [info] Server started with process ID 100721
2026-04-09 17:09:47.558 [info] [Program] Language server initialized
2026-04-09 17:09:47.568 [info] [Program] Monitoring client process 100191 for exit
2026-04-09 17:09:49.112 [info] [textDocument/_vs_getProjectContexts] [Microsoft.CodeAnalysis.MSBuild.BuildHostProcessManager] .NET BuildHost started from /home/mikae/.vscode-server/extensions/ms-dotnettools.csharp-2.130.5-linux-arm64/.roslyn/Microsoft.CodeAnalysis.LanguageServer reloading to start from /home/mikae/.dotnet/dotnet to match necessary SDK location.
2026-04-09 17:10:07.775 [warning] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Project /tmp/roslyn-canonical-misc/d3275b54-f6f5-4d4b-bb99-f1ca2c640821/Canonical.csproj has unresolved dependencies
2026-04-09 17:10:12.374 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Successfully completed load of /tmp/roslyn-canonical-misc/d3275b54-f6f5-4d4b-bb99-f1ca2c640821/Canonical.cs
2026-04-09 17:10:12.390 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.cs: Running dotnet restore on /tmp/roslyn-canonical-misc/d3275b54-f6f5-4d4b-bb99-f1ca2c640821/Canonical.cs
2026-04-09 17:10:12.409 [info] [textDocument/_vs_getProjectContexts] [Microsoft.CodeAnalysis.LanguageServer.DotnetCliHelper] Using dotnet executable configured on the PATH
2026-04-09 17:10:12.834 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/CliGenerator.Tests/CliGenerator.Tests.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.872 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/Console/Console.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.873 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/Console.Tests/Console.Tests.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.873 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/Console.Rendering/Console.Rendering.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.874 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/CliGenerator/CliGenerator.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.874 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/Console.Rendering.Tests/Console.Rendering.Tests.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.874 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/Console.SmokeTests/Console.SmokeTests.csproj loaded by C# Dev Kit
2026-04-09 17:10:12.875 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project /home/mikae/repos/maz/SpecGenerator/SpecGenerator.csproj loaded by C# Dev Kit
2026-04-09 17:10:13.378 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.cs: Determining projects to restore...
2026-04-09 17:10:13.888 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.cs: Restored /tmp/roslyn-canonical-misc/d3275b54-f6f5-4d4b-bb99-f1ca2c640821/Canonical.csproj (in 164 ms).
2026-04-09 17:10:13.951 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restore complete
2026-04-09 17:10:13.952 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:27.2426316
2026-04-09 17:10:49.047 [info] Connection to server got closed. Server will restart.
2026-04-09 17:10:49.095 [error] Server process exited with signal SIGKILL.
2026-04-09 17:10:49.364 [info] info: Program[0]
2026-04-09 17:10:49.364 [info] Server started with process ID 102114
2026-04-09 17:10:50.446 [info] [Program] Language server initialized
2026-04-09 17:10:50.449 [info] [Program] Monitoring client process 100191 for exit
2026-04-09 17:10:51.715 [info] [textDocument/documentSymbol] [Microsoft.CodeAnalysis.MSBuild.BuildHostProcessManager] .NET BuildHost started from /home/mikae/.vscode-server/extensions/ms-dotnettools.csharp-2.130.5-linux-arm64/.roslyn/Microsoft.CodeAnalysis.LanguageServer reloading to start from /home/mikae/.dotnet/dotnet to match necessary SDK location.
2026-04-09 17:10:53.013 [warning] [textDocument/documentSymbol] [LanguageServerProjectLoader] Project /tmp/roslyn-canonical-misc/bff8d8c2-38f6-44b3-90ea-8cecf94970ae/Canonical.csproj has unresolved dependencies
2026-04-09 17:10:53.211 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Successfully completed load of /tmp/roslyn-canonical-misc/bff8d8c2-38f6-44b3-90ea-8cecf94970ae/Canonical.cs
2026-04-09 17:10:53.214 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Restoring Canonical.cs: Running dotnet restore on /tmp/roslyn-canonical-misc/bff8d8c2-38f6-44b3-90ea-8cecf94970ae/Canonical.cs
2026-04-09 17:10:53.233 [info] [textDocument/documentSymbol] [Microsoft.CodeAnalysis.LanguageServer.DotnetCliHelper] Using dotnet executable configured on the PATH
2026-04-09 17:10:53.925 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Restoring Canonical.cs: Determining projects to restore...
2026-04-09 17:10:54.478 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Restoring Canonical.cs: Restored /tmp/roslyn-canonical-misc/bff8d8c2-38f6-44b3-90ea-8cecf94970ae/Canonical.csproj (in 218 ms).
2026-04-09 17:10:54.532 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Restore complete
2026-04-09 17:10:54.532 [info] [textDocument/documentSymbol] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:03.1629857
C# LSP Trace Logs log
Details
Environment Information
VSCode version: 1.114.0
C# Extension: 2.130.5
Using OmniSharp: false
Dotnet Information
Host:
Version: 10.0.5
Architecture: arm64
Commit: a612c2a105
RID: linux-arm64
.NET SDKs installed:
No SDKs were found.
.NET runtimes installed:
Microsoft.AspNetCore.App 10.0.5 [/home/mikae/.vscode-server/data/User/globalStorage/ms-dotnettools.vscode-dotnet-runtime/.dotnet/10.0.5arm64aspnetcore/shared/Microsoft.AspNetCore.App]
Microsoft.NETCore.App 10.0.5 [/home/mikae/.vscode-server/data/User/globalStorage/ms-dotnettools.vscode-dotnet-runtime/.dotnet/10.0.5arm64aspnetcore/shared/Microsoft.NETCore.App]
Other architectures found:
None
Environment variables:
DOTNET_BUNDLE_EXTRACT_BASE_DIR [/home/mikae/.cache/dotnet_bundle_extract]
DOTNET_CLI_UI_LANGUAGE [en-US]
DOTNET_MULTILEVEL_LOOKUP [0]
DOTNET_NOLOGO [true]
DOTNET_ROOT [/home/mikae/.dotnet]
global.json file:
Not found
Learn more:
https://aka.ms/dotnet/info
Download .NET:
https://aka.ms/dotnet/download
Visual Studio Code Extensions
| Extension |
Author |
Version |
Folder Name |
| auto-markdown-toc |
huntertran |
3.0.15 |
huntertran.auto-markdown-toc-3.0.15 |
| azure-pipelines |
ms-azure-devops |
1.261.1 |
ms-azure-devops.azure-pipelines-1.261.1 |
| cmake-tools |
ms-vscode |
1.22.28 |
ms-vscode.cmake-tools-1.22.28 |
| copilot-chat |
GitHub |
0.42.3 |
github.copilot-chat-0.42.3 |
| cpp-devtools |
ms-vscode |
0.4.6 |
ms-vscode.cpp-devtools-0.4.6 |
| csdevkit |
ms-dotnettools |
3.10.14 |
ms-dotnettools.csdevkit-3.10.14-linux-arm64 |
| csharp |
ms-dotnettools |
2.130.5 |
ms-dotnettools.csharp-2.130.5-linux-arm64 |
| csharpier-vscode |
csharpier |
10.0.1 |
csharpier.csharpier-vscode-10.0.1 |
| EditorConfig |
EditorConfig |
0.18.2 |
editorconfig.editorconfig-0.18.2 |
| markdown-all-in-one |
yzhang |
3.6.3 |
yzhang.markdown-all-in-one-3.6.3 |
| markdown-header |
panchaoxin |
1.0.1 |
panchaoxin.markdown-header-1.0.1 |
| markdown-mermaid |
bierner |
1.32.0 |
bierner.markdown-mermaid-1.32.0 |
| markdowntable |
TakumiI |
0.13.0 |
takumii.markdowntable-0.13.0 |
| vscode-azureresourcegroups |
ms-azuretools |
0.12.4 |
ms-azuretools.vscode-azureresourcegroups-0.12.4 |
| vscode-dotnet-runtime |
ms-dotnettools |
3.0.0 |
ms-dotnettools.vscode-dotnet-runtime-3.0.0 |
| vscode-gitweblinks |
reduckted |
2.14.1 |
reduckted.vscode-gitweblinks-2.14.1 |
| vscode-markdownlint |
DavidAnson |
0.61.2 |
davidanson.vscode-markdownlint-0.61.2 |
C# Settings
| Setting |
Value |
| preferCSharpExtension |
false |
| compilerDiagnosticScope |
openFiles |
| analyzerDiagnosticScope |
openFiles |
| enableXamlTools |
true |
| useServerGC |
true |
System Info
| Item |
Value |
| CPUs |
Snapdragon(R) X 12-core X1E80100 @ 3.40 GHz (12 x 2976) |
| GPU Status |
2d_canvas: enabled
GPU0: VENDOR= 0x4d4f4351, DEVICE=0x36334330 [Qualcomm(R) Adreno(TM) X1-85 GPU], DRIVER_VENDOR=Qualcomm, DRIVER_VERSION=31.0.112.0 ACTIVE
GPU1: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VERSION=10.0.26100.7920
Machine model name:
Machine model version:
direct_rendering_display_compositor: disabled_off_ok
gpu_compositing: enabled
multiple_raster_threads: enabled_on
opengl: enabled_on
rasterization: enabled
raw_draw: disabled_off_ok
skia_graphite: disabled_off
trees_in_viz: disabled_off
video_decode: enabled
video_encode: enabled
webgl: enabled
webgl2: enabled
webgpu: enabled
webnn: unavailable_software |
| Load (avg) |
undefined |
| Memory (System) |
15.61GB (2.07GB free) |
| Process Argv |
--folder-uri=vscode-remote://wsl+Ubuntu-24.04/home/mikae/repos/maz --remote=wsl+Ubuntu-24.04 --crash-reporter-id a35f828a-28d5-4f5e-9a3a-cb07f84aa987 |
| Screen Reader |
no |
| VM |
0% |
| Item |
Value |
| Remote |
WSL: Ubuntu-24.04 |
| OS |
Linux arm64 5.15.153.1-microsoft-standard-WSL2 |
| CPUs |
unknown (12 x 0) |
| Memory (System) |
7.64GB (1.31GB free) |
| VM |
0% |
A/B Experiments
vsliv368:30146709
binariesv615:30325510
nativeloc1:31344060
dwcopilot:31170013
dwoutputs:31242946
copilot_t_ci:31333650
e5gg6876:31282496
pythonrdcb7:31342333
6518g693:31463988
aj953862:31281341
6abeh943:31336334
envsactivate1:31464700
cloudbuttont:31379625
3efgi100_wstrepl:31403338
use-responses-api:31390855
je187915:31401257
ec5jj548:31422691
cp_cls_t_966_ss:31454198
4je02754:31466945
c3h7c220:31478652
ge8j1254_inline_auto_hint_haiku:31490510
38bie571_auto:31478677
cp_cls_c_1081:31454833
conptydll_false:31489735
ia-use-proxy-models-svc:31452481
e9c30283:31461165
test_treatment2:31471001
idci7584:31464702
nes-ftch-ctrl:31485414
e3e4d672:31489863
534a6447_copy:31478748
7ef87755:31458076
nes-extended-on:31455476
chat:31457767
8hig5102:31480529
67jbj424:31490470
t-some:31486549
cpptoolson-v2:31475363
i2gc6536:31491077
regularsignin:31487065
inline_hover_fd9bg283:31492073
ec1eg703:31491645
po_split_t:31488386
ddid_c:31478207
getcmakediagnosticsoff:31489825
ja75b849:31489811
nes-perm-reb-1:31490410
cp_cls_c_1082:31491634
logging_disabled_new:31490726
Type: Bug
Issue Description
No further description. I just had the solution open and copilot cli running in the background.
Steps to Reproduce
Clone https://github.com/mauve/maz and open copilot cli in the terminal. Ask copilot to make some changes. Observe the language server crash.
Expected Behavior
Not crashing.
Actual Behavior
Crashing.
Extension version: 2.130.5
VS Code version: Code 1.114.0 (e7fb5e96c0730b9deb70b33781f98e2f35975036, 2026-04-01T09:27:11Z)
OS version: Windows_NT arm64 10.0.26100
Modes:
Remote OS version: Linux arm64 5.15.153.1-microsoft-standard-WSL2
Logs
C# log
Details
C# LSP Trace Logs log
Details
Environment Information
VSCode version: 1.114.0
C# Extension: 2.130.5
Using OmniSharp: false
Dotnet Information
Host:
Version: 10.0.5
Architecture: arm64
Commit: a612c2a105
RID: linux-arm64
.NET SDKs installed:
No SDKs were found.
.NET runtimes installed:
Microsoft.AspNetCore.App 10.0.5 [/home/mikae/.vscode-server/data/User/globalStorage/ms-dotnettools.vscode-dotnet-runtime/.dotnet/10.0.5
arm64aspnetcore/shared/Microsoft.AspNetCore.App]Microsoft.NETCore.App 10.0.5 [/home/mikae/.vscode-server/data/User/globalStorage/ms-dotnettools.vscode-dotnet-runtime/.dotnet/10.0.5
arm64aspnetcore/shared/Microsoft.NETCore.App]Other architectures found:
None
Environment variables:
DOTNET_BUNDLE_EXTRACT_BASE_DIR [/home/mikae/.cache/dotnet_bundle_extract]
DOTNET_CLI_UI_LANGUAGE [en-US]
DOTNET_MULTILEVEL_LOOKUP [0]
DOTNET_NOLOGO [true]
DOTNET_ROOT [/home/mikae/.dotnet]
global.json file:
Not found
Learn more:
https://aka.ms/dotnet/info
Download .NET:
https://aka.ms/dotnet/download
Visual Studio Code Extensions
C# Settings
System Info
GPU0: VENDOR= 0x4d4f4351, DEVICE=0x36334330 [Qualcomm(R) Adreno(TM) X1-85 GPU], DRIVER_VENDOR=Qualcomm, DRIVER_VERSION=31.0.112.0 ACTIVE
GPU1: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VERSION=10.0.26100.7920
Machine model name:
Machine model version:
direct_rendering_display_compositor: disabled_off_ok
gpu_compositing: enabled
multiple_raster_threads: enabled_on
opengl: enabled_on
rasterization: enabled
raw_draw: disabled_off_ok
skia_graphite: disabled_off
trees_in_viz: disabled_off
video_decode: enabled
video_encode: enabled
webgl: enabled
webgl2: enabled
webgpu: enabled
webnn: unavailable_software
A/B Experiments