[error] Request textDocument/formatting failed.

[mytthai09-a11y]

Type: Bug

Issue Description

Steps to Reproduce

Expected Behavior

Actual Behavior

Extension version: 2.140.8
VS Code version: Code 1.121.0 (f6cfa2ea2403534de03f069bdf160d06451ed282, 2026-05-19T11:51:53+02:00)
OS version: Windows_NT x64 10.0.26200
Modes:

Logs

C# log

Details

2026-05-21 12:58:31.471 [info] Locating .NET runtime version 10.0.5
2026-05-21 12:58:32.580 [info] Dotnet path: c:\Users\TaThanhhai\AppData\Roaming\Code\User\globalStorage\ms-dotnettools.vscode-dotnet-runtime\.dotnet\10.0.7~x64~aspnetcore\dotnet.exe
2026-05-21 12:58:32.580 [info] Activating C# + C# Dev Kit...
2026-05-21 12:58:32.724 [info] info: Program[0]
2026-05-21 12:58:32.724 [info]       Server started with process ID 61648
2026-05-21 12:58:33.353 [info] [Program] Language server initialized
2026-05-21 12:58:33.354 [info] [Program] Monitoring client process 57024 for exit
2026-05-21 12:58:33.732 [info] [initialized] [Microsoft.CodeAnalysis.LanguageServer.FileBasedPrograms.FileBasedProgramsEntryPointDiscovery] Finished discovery in 'd:\TVU Project\TVUHelpDesk_Repo' in 6 milliseconds
2026-05-21 12:58:34.319 [info] [textDocument/_vs_getProjectContexts] [Microsoft.CodeAnalysis.MSBuild.BuildHostProcessManager] .NET BuildHost started from c:\Users\TaThanhhai\.vscode\extensions\ms-dotnettools.csharp-2.140.8-win32-x64\.roslyn\Microsoft.CodeAnalysis.LanguageServer.exe reloading to start from C:\Program Files\dotnet\dotnet.exe to match necessary SDK location.
2026-05-21 12:58:35.459 [warning] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Project C:\Users\TaThanhhai\AppData\Local\Temp\roslyn-canonical-misc\b06fbd7d-ff6a-4341-b550-16ff6e5689aa\Canonical.csproj has unresolved dependencies
2026-05-21 12:58:35.525 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Successfully completed load of d:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.API\Controllers\V1\TicketsController.cs
2026-05-21 12:58:35.542 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.csproj: Running dotnet restore on C:\Users\TaThanhhai\AppData\Local\Temp\roslyn-canonical-misc\b06fbd7d-ff6a-4341-b550-16ff6e5689aa\Canonical.csproj
2026-05-21 12:58:35.542 [info] [textDocument/_vs_getProjectContexts] [Microsoft.CodeAnalysis.LanguageServer.DotnetCliHelper] Using dotnet executable configured on the PATH
2026-05-21 12:58:36.220 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.csproj:   Determining projects to restore...
2026-05-21 12:58:36.295 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.API\TVU.Helpdesk.API.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.308 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Domain\TVU.Helpdesk.Domain.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.310 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\tests\TVU.Helpdesk.Tests\TVU.Helpdesk.Tests.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.312 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\HashPassword\HashPassword.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.316 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Worker\TVU.Helpdesk.Worker.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.317 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Application\TVU.Helpdesk.Application.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.318 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Infrastructure\TVU.Helpdesk.Infrastructure.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.319 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\TempOpenIddictInspect\TempOpenIddictInspect.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.320 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.SSO\TVU.SSO.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.322 [info] [serviceBroker/connect] [WorkspaceProjectFactoryService] Project D:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\tempInspect.csproj loaded by C# Dev Kit
2026-05-21 12:58:36.453 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restoring Canonical.csproj:   Restored C:\Users\TaThanhhai\AppData\Local\Temp\roslyn-canonical-misc\b06fbd7d-ff6a-4341-b550-16ff6e5689aa\Canonical.csproj (in 59 ms).
2026-05-21 12:58:36.491 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Restore complete
2026-05-21 12:58:36.492 [info] [textDocument/_vs_getProjectContexts] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:02.4322268
2026-05-21 12:58:36.974 [info] [workspace/didChangeWatchedFiles] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:00.0005556
2026-05-21 14:22:12.786 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-21 17:52:39.173 [info] [textDocument/didSave] [LanguageServerProjectLoader] Successfully completed load of d:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Infrastructure\Persistence\Repositories\TicketQueryRepository.cs
2026-05-21 17:52:39.173 [info] [textDocument/didSave] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:00.0139966
2026-05-21 17:52:39.520 [info] [workspace/didChangeWatchedFiles] [LanguageServerProjectLoader] Successfully completed load of d:\TVU Project\TVUHelpDesk_Repo\TVUHelpDesk\src\TVU.Helpdesk.Infrastructure\Persistence\Repositories\TicketQueryRepository.cs
2026-05-21 17:52:39.521 [info] [workspace/didChangeWatchedFiles] [LanguageServerProjectLoader] Completed (re)load of all projects in 00:00:00.0035029
2026-05-22 04:56:03.927 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 04:56:56.370 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:19:51.735 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:39:10.824 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:42:18.148 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:42:24.425 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:43:01.175 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]
2026-05-22 12:44:00.977 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 
[object Object]

C# LSP Trace Logs log

Details

Environment Information

VSCode version: 1.121.0
C# Extension: 2.140.8
Using OmniSharp: false

Dotnet Information

Host:
Version: 10.0.7
Architecture: x64
Commit: b16286c228
RID: win-x64

.NET SDKs installed:
No SDKs were found.

.NET runtimes installed:
Microsoft.AspNetCore.App 10.0.7 [c:\Users\TaThanhhai\AppData\Roaming\Code\User\globalStorage\ms-dotnettools.vscode-dotnet-runtime.dotnet\10.0.7x64aspnetcore\shared\Microsoft.AspNetCore.App]
Microsoft.NETCore.App 10.0.7 [c:\Users\TaThanhhai\AppData\Roaming\Code\User\globalStorage\ms-dotnettools.vscode-dotnet-runtime.dotnet\10.0.7x64aspnetcore\shared\Microsoft.NETCore.App]

Other architectures found:
x86 [C:\Program Files (x86)\dotnet]
registered at [HKLM\SOFTWARE\dotnet\Setup\InstalledVersions\x86\InstallLocation]

Environment variables:
DOTNET_CLI_UI_LANGUAGE [en-US]
DOTNET_MULTILEVEL_LOOKUP [0]
DOTNET_NOLOGO [true]

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-close-tag	formulahendry	0.5.15	formulahendry.auto-close-tag-0.5.15
auto-rename-tag	formulahendry	0.1.10	formulahendry.auto-rename-tag-0.1.10
autoimport	steoates	1.5.4	steoates.autoimport-1.5.4
bracket-pair-toggler	dzhavat	0.0.3	dzhavat.bracket-pair-toggler-0.0.3
claude-code	Anthropic	2.1.145	anthropic.claude-code-2.1.145-win32-x64
code-runner	formulahendry	0.12.2	formulahendry.code-runner-0.12.2
code-spell-checker	streetsidesoftware	4.5.6	streetsidesoftware.code-spell-checker-4.5.6
composer	ikappas	0.8.0	ikappas.composer-0.8.0
composer-php-vscode	DEVSENSE	1.70.18866	devsense.composer-php-vscode-1.70.18866
csdevkit	ms-dotnettools	3.20.197	ms-dotnettools.csdevkit-3.20.197-win32-x64
csharp	ms-dotnettools	2.140.8	ms-dotnettools.csharp-2.140.8-win32-x64
csharp-form-gui-editor	AhmedRASNAAMA	1.0.1	ahmedrasnaama.csharp-form-gui-editor-1.0.1
data-workspace-vscode	ms-mssql	0.6.3	ms-mssql.data-workspace-vscode-0.6.3
debug-visualizer	hediet	2.4.0	hediet.debug-visualizer-2.4.0
debugpy	ms-python	2026.6.0	ms-python.debugpy-2026.6.0-win32-x64
docker	docker	0.18.0	docker.docker-0.18.0-win32-x64
dotnet-test-explorer	formulahendry	0.7.8	formulahendry.dotnet-test-explorer-0.7.8
EditorConfig	EditorConfig	0.18.2	editorconfig.editorconfig-0.18.2
emmet-keybindings	agutierrezr	1.2.1	agutierrezr.emmet-keybindings-1.2.1
format-html-in-php	rifi2k	1.7.0	rifi2k.format-html-in-php-1.7.0
gc-excelviewer	GrapeCity	4.2.65	grapecity.gc-excelviewer-4.2.65
git-extension-pack	donjayamanne	0.1.3	donjayamanne.git-extension-pack-0.1.3
gitblame	waderyan	13.0.1	waderyan.gitblame-13.0.1
githistory	donjayamanne	0.6.20	donjayamanne.githistory-0.6.20
gitignore	codezombiech	0.10.0	codezombiech.gitignore-0.10.0
gitlens	eamodio	17.12.2	eamodio.gitlens-17.12.2
gpthelper	SilasNevstad	1.2.2	silasnevstad.gpthelper-1.2.2
gumdotnet-form-viewer	preechagum	0.3.1	preechagum.gumdotnet-form-viewer-0.3.1
inline-parameters	liamhammett	0.2.1	liamhammett.inline-parameters-0.2.1
intelli-php-vscode	DEVSENSE	0.12.17700	devsense.intelli-php-vscode-0.12.17700-win32-x64
js-debug-nightly	ms-vscode	2026.5.2017	ms-vscode.js-debug-nightly-2026.5.2017
LiveServer	ritwickdey	5.7.10	ritwickdey.liveserver-5.7.10
markdown-all-in-one	yzhang	3.6.3	yzhang.markdown-all-in-one-3.6.3
material-icon-theme	PKief	5.34.0	pkief.material-icon-theme-5.34.0
mssql	ms-mssql	1.42.2	ms-mssql.mssql-1.42.2
node-module-intellisense	leizongmin	1.5.0	leizongmin.node-module-intellisense-1.5.0
npm-intellisense	christian-kohler	1.4.5	christian-kohler.npm-intellisense-1.4.5
path-intellisense	christian-kohler	2.10.0	christian-kohler.path-intellisense-2.10.0
pdf	tomoki1207	1.2.2	tomoki1207.pdf-1.2.2
php-debug	xdebug	1.40.1	xdebug.php-debug-1.40.1
phptools-vscode	DEVSENSE	1.70.18851	devsense.phptools-vscode-1.70.18851-win32-x64
powershell	ms-vscode	2025.4.0	ms-vscode.powershell-2025.4.0
prettier-vscode	esbenp	12.4.0	esbenp.prettier-vscode-12.4.0
profiler-php-vscode	DEVSENSE	1.70.18851	devsense.profiler-php-vscode-1.70.18851
project-manager	alefragnani	13.1.0	alefragnani.project-manager-13.1.0
python	ms-python	2026.4.0	ms-python.python-2026.4.0-win32-x64
rainbow-csv	mechatroner	3.24.1	mechatroner.rainbow-csv-3.24.1
remote-containers	ms-vscode-remote	0.459.0	ms-vscode-remote.remote-containers-0.459.0
roo-cline	RooVeterinaryInc	3.54.0	rooveterinaryinc.roo-cline-3.54.0
search-node-modules	jasonnutter	1.3.0	jasonnutter.search-node-modules-1.3.0
snippet	vscode-snippet	1.2.0	vscode-snippet.snippet-1.2.0
sql-bindings-vscode	ms-mssql	0.4.1	ms-mssql.sql-bindings-vscode-0.4.1
sql-database-projects-vscode	ms-mssql	1.5.9	ms-mssql.sql-database-projects-vscode-1.5.9
test-adapter-converter	ms-vscode	0.2.1	ms-vscode.test-adapter-converter-0.2.1
theme-dracula	dracula-theme	2.25.1	dracula-theme.theme-dracula-2.25.1
todo-tree	Gruntfuggly	0.0.226	gruntfuggly.todo-tree-0.0.226
unocss	antfu	66.6.8	antfu.unocss-66.6.8
vscode-azure-github-copilot	ms-azuretools	1.0.201	ms-azuretools.vscode-azure-github-copilot-1.0.201-win32-x64
vscode-azure-mcp-server	ms-azuretools	2.0.43	ms-azuretools.vscode-azure-mcp-server-2.0.43-win32-x64
vscode-azureresourcegroups	ms-azuretools	0.12.4	ms-azuretools.vscode-azureresourcegroups-0.12.4
vscode-chat-customizations-evaluations	ms-vscode	1.0.3	ms-vscode.vscode-chat-customizations-evaluations-1.0.3
vscode-containers	ms-azuretools	2.4.4	ms-azuretools.vscode-containers-2.4.4
vscode-docker	ms-azuretools	2.0.0	ms-azuretools.vscode-docker-2.0.0
vscode-dotnet-runtime	ms-dotnettools	3.0.2	ms-dotnettools.vscode-dotnet-runtime-3.0.2
vscode-eslint	dbaeumer	3.0.24	dbaeumer.vscode-eslint-3.0.24
vscode-google-translate	funkyremi	1.5.0	funkyremi.vscode-google-translate-1.5.0
vscode-icons	vscode-icons-team	12.18.0	vscode-icons-team.vscode-icons-12.18.0
vscode-import-cost	wix	3.3.0	wix.vscode-import-cost-3.3.0
vscode-intelephense-client	bmewburn	1.18.3	bmewburn.vscode-intelephense-client-1.18.3
vscode-kubernetes-tools	ms-kubernetes-tools	1.3.29	ms-kubernetes-tools.vscode-kubernetes-tools-1.3.29
vscode-markdownlint	DavidAnson	0.61.2	davidanson.vscode-markdownlint-0.61.2
vscode-open-in-github	ziyasal	1.3.6	ziyasal.vscode-open-in-github-1.3.6
vscode-pull-request-github	GitHub	0.146.0	github.vscode-pull-request-github-0.146.0
vscode-pylance	ms-python	2026.2.1	ms-python.vscode-pylance-2026.2.1
vscode-pylance-workspace-folder-scope	wbd2023	0.2.1	wbd2023.vscode-pylance-workspace-folder-scope-0.2.1
vscode-python-envs	ms-python	1.30.0	ms-python.vscode-python-envs-1.30.0-win32-x64
vscode-spotify	shyykoserhiy	3.2.1	shyykoserhiy.vscode-spotify-3.2.1
vscode-test-explorer	hbenl	2.22.1	hbenl.vscode-test-explorer-2.22.1
vscode-todo-highlight	wayou	1.0.5	wayou.vscode-todo-highlight-1.0.5
vscode-yaml	redhat	1.23.0	redhat.vscode-yaml-1.23.0

C# Settings

Setting	Value
preferCSharpExtension	false
compilerDiagnosticScope	openFiles
analyzerDiagnosticScope	openFiles
enableXamlTools	true
useServerGC	true

System Info

Item	Value
CPUs	12th Gen Intel(R) Core(TM) i7-12700 (20 x 2112)
GPU Status	2d_canvas: enabled GPU0: VENDOR= 0x10de, DEVICE=0x13bb [NVIDIA Quadro K620], DRIVER_VENDOR=NVIDIA, DRIVER_VERSION=27.21.14.6172 ACTIVE GPU1: VENDOR= 0x8086, DEVICE=0x4680 [Intel(R) UHD Graphics 770], DRIVER_VERSION=32.0.101.7082 GPU2: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VERSION=10.0.26100.7019 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: disabled_off
Load (avg)	undefined
Memory (System)	63.75GB (16.45GB free)
Process Argv	--open-url --crash-reporter-id f0ed0e7f-0285-43d9-bb48-a80191a47231 -- vscode://vscode.github-authentication/did-authenticate?nonce=392eab267bda420b&windowId=4&url=vscode%3A%2F%2Fvscode.github-authentication%2Fdid-authenticate%3Fnonce%3D392eab267bda420b%26windowId%3D4
Screen Reader	no
VM	57%

A/B Experiments

vsliv368cf:30146710
binariesv615:30325510
nativeloc1:31344060
dwcopilot:31170013
dwoutputs:31242946
copilot_t_ci:31333650
e5gg6876:31282496
pythonrdcb7:31342333
6518g693:31463988
aj953862:31281341
63221493:31336333
envsdeactivate2:31505458
cloudbuttont:31379625
3efgi100_wstrepl:31403338
55ia6109:31457054
ec5jj548:31422691
cp_cls_t_966_ss:31454198
inlinechat_v2_hd992725:31505030
4je02754:31466945
c3h7c220:31478652
38bie571_auto:31426784
cp_cls_t_1081:31454832
conptydll_true:31498968
ia-use-proxy-models-svc:31452481
e9c30283:31461165
test_treatment2:31471001
46204921:31447328
rl_a_xe_098a3278:31513474
idci7584:31464702
e3e4d672:31494082
ei9d7968:31496641
chat:31457767
8hig5102:31480529
89g7j272:31518289
7e187181:31503455
i2gc6536:31499202
52612955:31516516
ghj88844:31499326
ddid_c:31478207
hmra_i5g22:31518061
getcmakediagnosticsoff:31489825
7df3h592:31512476
cp_cls_t_1082:31516087
logging_enabled_new:31498466
j0d79568:31499440
nes-extended-cfe-himalia-004:31500446
jb_cp_cls_c_632:31517842
56dj4588:31512888
cg448276_tst_on:31514358
32d76977:31512328
ha629193:31508444
539gd155_c:31506875
jh5f2457_c:31515489
61138546:31518536

[dibarbet]

error:

2026-05-22 12:42:18.148 [error] Request textDocument/formatting failed.
  Message: The changes must not overlap. (Parameter 'changes')
  Code: -32000 

@mytthai09-a11y if you're able to share the file you were trying to format or any more details we can use to reproduce the issue, that would be extremely useful - thanks!