microsoft / microsoft/vscode-cpptools

How do I fix this problem: "Unable to start the C/C++ language server. IntelliSense features will be disabled. Error: Error: EPERM: operation not permitted, scandir "

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investigate: repro Language Service
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Beschreibung

Environment
  • OS and Version: Windows 11 Pro [Version 10.0.22631.2715]
  • VS Code Version: 1.84
  • C/C++ Extension Version: 1.18.5
  • Local machine
  • Use NTFS file system
Bug Summary and Steps to Reproduce

Bug Summary: I can't start C/C++ language server when I update extension C/C++.

Steps to reproduce:

  1. Go to 'Extensions'
  2. Update extension C/C++.
    Notes: I can use C/C++ language server before updating. The version was 1.16.3 before.
  3. Reload VS Code.
  4. See error: Unable to start the C/C++ language server. IntelliSense features will be disabled. Error: Error: EPERM: operation not permitted, scandir 'f:/System Volume Information'
    Just Like:
    image

Expected behavior: I hope to solve this problem/bug. I tried on other machines but the same problem arose.

Configuration and Logs
c_cpp_properties.json:

{
    "configurations": [
        {
            "name": "Win32",
            "includePath": [
                "${workspaceFolder}/**",
                "D:\\Program Files\\Microsoft Visual Studio\\IDE\\VC\\Tools\\MSVC\\**"
            ],
            "defines": [
                "_DEBUG",
                "UNICODE",
                "_UNICODE"
            ],
            "windowsSdkVersion": "10.0.22000.0",
            "compilerPath": "D:/Program Files/Microsoft Visual Studio/IDE/VC/Tools/MSVC/14.34.31933/bin/Hostx64/x64/cl.exe",
            "cStandard": "c17",
            "cppStandard": "c++14",
            "intelliSenseMode": "windows-msvc-x64"
        },
        {
            "name": "c++",
            "includePath": [
                "${workspaceFolder}/**",
                "D:/Program Files/GCC/mingw32/**"
            ],
            "defines": [
                "_DEBUG",
                "UNICODE",
                "_UNICODE"
            ],
            "windowsSdkVersion": "10.0.22000.0",
            "compilerPath": "D:/Program Files/GCC/mingw32/bin/c++.exe",
            "cStandard": "c17",
            "cppStandard": "c++14",
            "intelliSenseMode": "windows-gcc-x64"
        },
        {
            "name": "g++",
            "includePath": [
                "${workspaceFolder}/**",
                "D:/Program Files/Dev-Cpp/MinGW32/**",
                "D:/Program Files/Dev-Cpp/MinGW32/include"
            ],
            "defines": [
                "_DEBUG",
                "UNICODE",
                "_UNICODE"
            ],
            "windowsSdkVersion": "10.0.22000.0",
            "compilerPath": "D:/Program Files/GCC/mingw32/bin/g++.exe",
            "cStandard": "c17",
            "cppStandard": "c++14",
            "intelliSenseMode": "windows-gcc-x64"
        },
        {
            "name": "Linux",
            "includePath": [
                "${workspaceFolder}/**",
                "/usr**"
            ],
            "defines": [],
            "compilerPath": "/usr/bin/gcc",
            "cStandard": "c17",
            "cppStandard": "c++17",
            "intelliSenseMode": "linux-gcc-x64"
        }
    ],
    "version": 4
}


the language server logging:

loggingLevel: Debug
LSP: (received) cpptools/initialize (id: 1)
LSP: (invoked) cpptools/initialize (id: 1)
cpptools version (TypeScript): 1.18.5
cpptools version (native): 1.18.3.0
Autocomplete is enabled.
Error squiggles are enabled.
Hover is enabled.
IntelliSense Engine = default.
LSP: Message ignored due to no registered handler: $/setTrace
LSP: (received) cpptools/queryCompilerDefaults (id: 2)
LSP: (invoked) cpptools/queryCompilerDefaults (id: 2)
LSP: (received - deferred) textDocument/didOpen: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp
Querying compiler for default C++ language standard using command line: "D:/Program Files/GCC/mingw32/bin/g++.exe" -x c++ -E -dM nul
LSP: (received) cpptools/didChangeSettings
LSP: (received) cpptools/didChangeSettings
LSP: (received - deferred) cpptools/activeDocumentChange: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp
LSP: (received - deferred) cpptools/textEditorSelectionChange
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 3)
Detected language standard version: gnu++14
Querying compiler's default target using command line: "D:/Program Files/GCC/mingw32/bin/g++.exe" -dumpmachine
Compiler returned default target value: i686-w64-mingw32
Compiler query command line: "D:/Program Files/GCC/mingw32/bin/g++.exe" -std=c17 -m32 -Wp,-v -E -dM -x c nul
LSP: $/cancelRequest (cpptools/getCodeActions, id: 3)
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 4)
LSP: $/cancelRequest (cpptools/getCodeActions, id: 4)
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 5)
LSP: $/cancelRequest (cpptools/getCodeActions, id: 5)
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 6)
Attempting to get defaults from C compiler in "compilerPath" property: 'D:/Program Files/GCC/mingw32/bin/g++.exe'
Compiler query command line: "D:/Program Files/GCC/mingw32/bin/g++.exe" -std=gnu++14 -m32 -Wp,-v -E -dM -x c++ nul
Attempting to get defaults from C++ compiler in "compilerPath" property: 'D:/Program Files/GCC/mingw32/bin/g++.exe'
LSP: (invoked) cpptools/didChangeSettings
Autocomplete is enabled.
Error squiggles are enabled.
Hover is enabled.
IntelliSense Engine = default.
Enhanced Colorization is enabled.
LSP: (invoked) cpptools/didChangeSettings
Autocomplete is enabled.
Error squiggles are enabled.
Hover is enabled.
IntelliSense Engine = default.
Enhanced Colorization is enabled.
LSP: Message ignored due to no registered handler: $/setTrace
LSP: (received) cpptools/didChangeSettings
LSP: (invoked) cpptools/didChangeSettings
Autocomplete is enabled.
Error squiggles are enabled.
Hover is enabled.
IntelliSense Engine = default.
Enhanced Colorization is enabled.
LSP: Message ignored due to no registered handler: $/setTrace
LSP: (received) cpptools/didChangeSettings
LSP: (invoked) cpptools/didChangeSettings
Autocomplete is enabled.
Error squiggles are enabled.
Hover is enabled.
IntelliSense Engine = default.
Enhanced Colorization is enabled.
LSP: $/cancelRequest (cpptools/getCodeActions, id: 6)
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 7)
LSP: $/cancelRequest (cpptools/getCodeActions, id: 7)
LSP: (received - deferred) cpptools/getCodeActions: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp (id: 8)
LSP: (received - deferred) cpptools/activeDocumentChange: file:///f%3A/C%2B%2B/Code/C%2B%2B-GUI/Win32%20APP/Controls/main.cpp
LSP: (received - deferred) cpptools/textEditorSelectionChange
Other Extensions

You can see what extensions I installed in the image below.
image
image
image
I tried to disable other extensions except C/C++, C/C++ Extension Pack, but the problem still arose.

Additional context

No response

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Rechercherichtung

Beginne mit dem Startpfad des C/C++-Language-Servers und verwende die gemeldete c_cpp_properties.json sowie die Debug-Logs, um den EPERM-Scan von f:/System Volume Information unter Windows 11 zu reproduzieren. Als erledigt gilt die Aufgabe, wenn der Language-Server startet und IntelliSense nach der Aktualisierung der Erweiterung weiterhin verfügbar ist, ohne dass der Berechtigungsfehler auftritt.

Vom Indexierungsmodell aus dem Issue-Text verfasst.

Bewertung

Tech-Stack
cpp, typescript
Bereich
developer-experience, tooling
Issue-Typ
Bug
Schwierigkeit
4/5
Geschätzter Aufwand
3-5 Tage
Aktivitätsstatus
Veraltet
Klarheit
Muss geklärt werden
Anfängerfreundlichkeit
25/100

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