Flutter 医生检查因 Visual Studio 崩溃

Question

我想安装 flutter，但每次使用 flutter doctor 命令时，它都会因 Visual Studio 异常而崩溃。

\n

Visual Studio - develop for Windows (the doctor check crashed)\nX Due to an error, the doctor check did not complete. If the error message below is not helpful, please let us know\n  about this issue at https://github.com/flutter/flutter/issues.\nX Exception: Bad UTF-8 encoding (U+FFFD; REPLACEMENT CHARACTER) found while decoding string: [\n    {\n      "instanceId": "772ff8a9",\n      "installDate": "2022-05-15T08:58:24Z",\n      "installationName": "VisualStudio/17.2.0+32505.173",\n      "installationPath": "C:\\\\Program Files\\\\Microsoft Visual Studio\\\\2022\\\\Community",\n      "installationVersion": "17.2.32505.173",\n      "productId": "Microsoft.VisualStudio.Product.Community",\n      "productPath": "C:\\\\Program Files\\\\Microsoft Visual Studio\\\\2022\\\\Community\\\\Common7\\\\IDE\\\\devenv.exe",\n      "state": 4294967295,\n      "isComplete": true,\n      "isLaunchable": true,\n      "isPrerelease": false,\n      "isRebootRequired": false,\n      "displayName": "Visual Studio Community 2022",\n      "description": "Leistungsstarke IDE, kostenlos f\xef\xbf\xbdr Studenten, Open-Source-Mitwirkende und Einzelpersonen",\n      "channelId": "VisualStudio.17.Release",\n      "channelUri": "https://aka.ms/vs/17/release/channel",\n      "enginePath": "C:\\\\Program Files (x86)\\\\Microsoft Visual\n      Studio\\\\Installer\\\\resources\\\\app\\\\ServiceHub\\\\Services\\\\Microsoft.VisualStudio.Setup.Service",\n      "installedChannelUri": "https://aka.ms/vs/17/release/channel",\n      "releaseNotes": "https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes-v17.2#17.2.0",\n      "thirdPartyNotices": "https://go.microsoft.com/fwlink/?LinkId=661288",\n      "updateDate": "2022-05-15T08:58:24.7196335Z",\n      "catalog": {\n        "buildBranch": "d17.2",\n        "buildVersion": "17.2.32505.173",\n        "id": "VisualStudio/17.2.0+32505.173",\n        "localBuild": "build-lab",\n        "manifestName": "VisualStudio",\n        "manifestType": "installer",\n        "productDisplayVersion": "17.2.0",\n        "productLine": "Dev17",\n        "productLineVersion": "2022",\n        "productMilestone": "RTW",\n        "productMilestoneIsPreRelease": "False",\n        "productName": "Visual Studio",\n        "productPatchVersion": "0",\n        "productPreReleaseMilestoneSuffix": "7.0",\n        "productSemanticVersion": "17.2.0+32505.173",\n        "requiredEngineVersion": "3.2.2146.50370"\n      },\n      "properties": {\n        "campaignId": "2030:e0f42e6f-47a4-4dec-83b8-446b521c8eaf",\n        "channelManifestId": "VisualStudio.17.Release/17.2.0+32505.173",\n        "nickname": "",\n        "setupEngineFilePath": "C:\\\\Program Files (x86)\\\\Microsoft Visual Studio\\\\Installer\\\\setup.exe"\n      }\n    }\n  ]\n  . The Flutter team would greatly appreciate if you could file a bug explaining exactly what you were doing when\n  this happened:\n  https://github.com/flutter/flutter/issues/new/choose\n  The source bytes were:\n  [91, 13, 10, 32, 32, 123, 13, 10, 32, 32, 32, 32, 34, 105, 110, 115, 116, 97, 110, 99, 101, 73, 100, 34, 58, 32,\n  34, 55, 55, 50, 102, 102, 56, 97, 57, 34, 44, 13, 10, 32, 32, 32, 32, 34, 105, 110, 115, 116, 97, 108, 108, 68,\n  97, 116, 101, 34, 58, 32, 34, 50, 48, 50, 50, 45, 48, 53, 45, 49, 53, 84, 48, 56, 58, 53, 56, 58, 50, 52, 90, 34,\n  44, 13, 10, 32, 32, 32, 32, 34, 105, 110, 115, 116, 97, 108, 108, 97, 116, 105, 111, 110, 78, 97, 109, 101, 34,\n  58, 32, 34, 86, 105, 115, 117, 97, 108, 83, 116, 117, 100, 105, 111, 47, 49, 55, 46, 50, 46, 48, 43, 51, 50, 53,\n  48, 53, 46, 49, 55, 51, 34, 44, 13, 10, 32, 32, 32, 32, 34, 105, 110, 115, 116, 97, 108, 108, 97, 116, 105, 111,\n  110, 80, 97, 116, 104, 34, 58, 32, 34, 67, 58, 92, 92, 80, 114, 111, 103, 114, 97, 109, 32, 70, 105, 108, 101,\n  115, 92, 92, 77, 105, 99, 114, 111, 115, 111, 102, 116, 32, 86, 105, 115, 117, 97, 108, 32, 83, 116, 117, 100,\n  105, 111, 92, 92, 50, 48, 50, 50, 92, 92, 67, 111, 109, 109, 117, 110, 105, 116, 121, 34, 44, 13, 10, 32, 32, 32,\n  32, 34, 105, 110, 115, 116, 97, 108, 108, 97, 116, 105, 111, 110, 86, 101, 114, 115, 105, 111, 110, 34, 58, 32,\n  34, 49, 55, 46, 50, 46, 51, 50, 53, 48, 53, 46, 49, 55, 51, 34, 44, 13, 10, 32, 32, 32, 32, 34, 112, 114, 111,\n  100, 117, 99, 116, 73, 100, 34, 58, 32, 34, 77, 105, 99, 114, 111, 115, 111, 102, 116, 46, 86, 105, 115, 117, 97,\n  108, 83, 116, 117, 100, 105, 111, 46, 80, 114, 111, 100, 117, 99, 116, 46, 67, 111, 109, 109, 117, 110, 105, 116,\n  121, 34, 44, 13, 10, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 80, 97, 116, 104, 34, 58, 32, 34, 67,\n  58, 92, 92, 80, 114, 111, 103, 114, 97, 109, 32, 70, 105, 108, 101, 115, 92, 92, 77, 105, 99, 114, 111, 115, 111,\n  102, 116, 32, 86, 105, 115, 117, 97, 108, 32, 83, 116, 117, 100, 105, 111, 92, 92, 50, 48, 50, 50, 92, 92, 67,\n  111, 109, 109, 117, 110, 105, 116, 121, 92, 92, 67, 111, 109, 109, 111, 110, 55, 92, 92, 73, 68, 69, 92, 92, 100,\n  101, 118, 101, 110, 118, 46, 101, 120, 101, 34, 44, 13, 10, 32, 32, 32, 32, 34, 115, 116, 97, 116, 101, 34, 58,\n  32, 52, 50, 57, 52, 57, 54, 55, 50, 57, 53, 44, 13, 10, 32, 32, 32, 32, 34, 105, 115, 67, 111, 109, 112, 108, 101,\n  116, 101, 34, 58, 32, 116, 114, 117, 101, 44, 13, 10, 32, 32, 32, 32, 34, 105, 115, 76, 97, 117, 110, 99, 104, 97,\n  98, 108, 101, 34, 58, 32, 116, 114, 117, 101, 44, 13, 10, 32, 32, 32, 32, 34, 105, 115, 80, 114, 101, 114, 101,\n  108, 101, 97, 115, 101, 34, 58, 32, 102, 97, 108, 115, 101, 44, 13, 10, 32, 32, 32, 32, 34, 105, 115, 82, 101, 98,\n  111, 111, 116, 82, 101, 113, 117, 105, 114, 101, 100, 34, 58, 32, 102, 97, 108, 115, 101, 44, 13, 10, 32, 32, 32,\n  32, 34, 100, 105, 115, 112, 108, 97, 121, 78, 97, 109, 101, 34, 58, 32, 34, 86, 105, 115, 117, 97, 108, 32, 83,\n  116, 117, 100, 105, 111, 32, 67, 111, 109, 109, 117, 110, 105, 116, 121, 32, 50, 48, 50, 50, 34, 44, 13, 10, 32,\n  32, 32, 32, 34, 100, 101, 115, 99, 114, 105, 112, 116, 105, 111, 110, 34, 58, 32, 34, 76, 101, 105, 115, 116, 117,\n  110, 103, 115, 115, 116, 97, 114, 107, 101, 32, 73, 68, 69, 44, 32, 107, 111, 115, 116, 101, 110, 108, 111, 115,\n  32, 102, 129, 114, 32, 83, 116, 117, 100, 101, 110, 116, 101, 110, 44, 32, 79, 112, 101, 110, 45, 83, 111, 117,\n  114, 99, 101, 45, 77, 105, 116, 119, 105, 114, 107, 101, 110, 100, 101, 32, 117, 110, 100, 32, 69, 105, 110, 122,\n  101, 108, 112, 101, 114, 115, 111, 110, 101, 110, 34, 44, 13, 10, 32, 32, 32, 32, 34, 99, 104, 97, 110, 110, 101,\n  108, 73, 100, 34, 58, 32, 34, 86, 105, 115, 117, 97, 108, 83, 116, 117, 100, 105, 111, 46, 49, 55, 46, 82, 101,\n  108, 101, 97, 115, 101, 34, 44, 13, 10, 32, 32, 32, 32, 34, 99, 104, 97, 110, 110, 101, 108, 85, 114, 105, 34, 58,\n  32, 34, 104, 116, 116, 112, 115, 58, 47, 47, 97, 107, 97, 46, 109, 115, 47, 118, 115, 47, 49, 55, 47, 114, 101,\n  108, 101, 97, 115, 101, 47, 99, 104, 97, 110, 110, 101, 108, 34, 44, 13, 10, 32, 32, 32, 32, 34, 101, 110, 103,\n  105, 110, 101, 80, 97, 116, 104, 34, 58, 32, 34, 67, 58, 92, 92, 80, 114, 111, 103, 114, 97, 109, 32, 70, 105,\n  108, 101, 115, 32, 40, 120, 56, 54, 41, 92, 92, 77, 105, 99, 114, 111, 115, 111, 102, 116, 32, 86, 105, 115, 117,\n  97, 108, 32, 83, 116, 117, 100, 105, 111, 92, 92, 73, 110, 115, 116, 97, 108, 108, 101, 114, 92, 92, 114, 101,\n  115, 111, 117, 114, 99, 101, 115, 92, 92, 97, 112, 112, 92, 92, 83, 101, 114, 118, 105, 99, 101, 72, 117, 98, 92,\n  92, 83, 101, 114, 118, 105, 99, 101, 115, 92, 92, 77, 105, 99, 114, 111, 115, 111, 102, 116, 46, 86, 105, 115,\n  117, 97, 108, 83, 116, 117, 100, 105, 111, 46, 83, 101, 116, 117, 112, 46, 83, 101, 114, 118, 105, 99, 101, 34,\n  44, 13, 10, 32, 32, 32, 32, 34, 105, 110, 115, 116, 97, 108, 108, 101, 100, 67, 104, 97, 110, 110, 101, 108, 85,\n  114, 105, 34, 58, 32, 34, 104, 116, 116, 112, 115, 58, 47, 47, 97, 107, 97, 46, 109, 115, 47, 118, 115, 47, 49,\n  55, 47, 114, 101, 108, 101, 97, 115, 101, 47, 99, 104, 97, 110, 110, 101, 108, 34, 44, 13, 10, 32, 32, 32, 32, 34,\n  114, 101, 108, 101, 97, 115, 101, 78, 111, 116, 101, 115, 34, 58, 32, 34, 104, 116, 116, 112, 115, 58, 47, 47,\n  100, 111, 99, 115, 46, 109, 105, 99, 114, 111, 115, 111, 102, 116, 46, 99, 111, 109, 47, 101, 110, 45, 117, 115,\n  47, 118, 105, 115, 117, 97, 108, 115, 116, 117, 100, 105, 111, 47, 114, 101, 108, 101, 97, 115, 101, 115, 47, 50,\n  48, 50, 50, 47, 114, 101, 108, 101, 97, 115, 101, 45, 110, 111, 116, 101, 115, 45, 118, 49, 55, 46, 50, 35, 49,\n  55, 46, 50, 46, 48, 34, 44, 13, 10, 32, 32, 32, 32, 34, 116, 104, 105, 114, 100, 80, 97, 114, 116, 121, 78, 111,\n  116, 105, 99, 101, 115, 34, 58, 32, 34, 104, 116, 116, 112, 115, 58, 47, 47, 103, 111, 46, 109, 105, 99, 114, 111,\n  115, 111, 102, 116, 46, 99, 111, 109, 47, 102, 119, 108, 105, 110, 107, 47, 63, 76, 105, 110, 107, 73, 100, 61,\n  54, 54, 49, 50, 56, 56, 34, 44, 13, 10, 32, 32, 32, 32, 34, 117, 112, 100, 97, 116, 101, 68, 97, 116, 101, 34, 58,\n  32, 34, 50, 48, 50, 50, 45, 48, 53, 45, 49, 53, 84, 48, 56, 58, 53, 56, 58, 50, 52, 46, 55, 49, 57, 54, 51, 51,\n  53, 90, 34, 44, 13, 10, 32, 32, 32, 32, 34, 99, 97, 116, 97, 108, 111, 103, 34, 58, 32, 123, 13, 10, 32, 32, 32,\n  32, 32, 32, 34, 98, 117, 105, 108, 100, 66, 114, 97, 110, 99, 104, 34, 58, 32, 34, 100, 49, 55, 46, 50, 34, 44,\n  13, 10, 32, 32, 32, 32, 32, 32, 34, 98, 117, 105, 108, 100, 86, 101, 114, 115, 105, 111, 110, 34, 58, 32, 34, 49,\n  55, 46, 50, 46, 51, 50, 53, 48, 53, 46, 49, 55, 51, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 105, 100, 34, 58,\n  32, 34, 86, 105, 115, 117, 97, 108, 83, 116, 117, 100, 105, 111, 47, 49, 55, 46, 50, 46, 48, 43, 51, 50, 53, 48,\n  53, 46, 49, 55, 51, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 108, 111, 99, 97, 108, 66, 117, 105, 108, 100, 34,\n  58, 32, 34, 98, 117, 105, 108, 100, 45, 108, 97, 98, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 109, 97, 110,\n  105, 102, 101, 115, 116, 78, 97, 109, 101, 34, 58, 32, 34, 86, 105, 115, 117, 97, 108, 83, 116, 117, 100, 105,\n  111, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 109, 97, 110, 105, 102, 101, 115, 116, 84, 121, 112, 101, 34, 58,\n  32, 34, 105, 110, 115, 116, 97, 108, 108, 101, 114, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111,\n  100, 117, 99, 116, 68, 105, 115, 112, 108, 97, 121, 86, 101, 114, 115, 105, 111, 110, 34, 58, 32, 34, 49, 55, 46,\n  50, 46, 48, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 76, 105, 110, 101, 34,\n  58, 32, 34, 68, 101, 118, 49, 55, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116,\n  76, 105, 110, 101, 86, 101, 114, 115, 105, 111, 110, 34, 58, 32, 34, 50, 48, 50, 50, 34, 44, 13, 10, 32, 32, 32,\n  32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 77, 105, 108, 101, 115, 116, 111, 110, 101, 34, 58, 32, 34, 82,\n  84, 87, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 77, 105, 108, 101, 115, 116,\n  111, 110, 101, 73, 115, 80, 114, 101, 82, 101, 108, 101, 97, 115, 101, 34, 58, 32, 34, 70, 97, 108, 115, 101, 34,\n  44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 78, 97, 109, 101, 34, 58, 32, 34, 86,\n  105, 115, 117, 97, 108, 32, 83, 116, 117, 100, 105, 111, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 112, 114,\n  111, 100, 117, 99, 116, 80, 97, 116, 99, 104, 86, 101, 114, 115, 105, 111, 110, 34, 58, 32, 34, 48, 34, 44, 13,\n  10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 80, 114, 101, 82, 101, 108, 101, 97, 115, 101,\n  77, 105, 108, 101, 115, 116, 111, 110, 101, 83, 117, 102, 102, 105, 120, 34, 58, 32, 34, 55, 46, 48, 34, 44, 13,\n  10, 32, 32, 32, 32, 32, 32, 34, 112, 114, 111, 100, 117, 99, 116, 83, 101, 109, 97, 110, 116, 105, 99, 86, 101,\n  114, 115, 105, 111, 110, 34, 58, 32, 34, 49, 55, 46, 50, 46, 48, 43, 51, 50, 53, 48, 53, 46, 49, 55, 51, 34, 44,\n  13, 10, 32, 32, 32, 32, 32, 32, 34, 114, 101, 113, 117, 105, 114, 101, 100, 69, 110, 103, 105, 110, 101, 86, 101,\n  114, 115, 105, 111, 110, 34, 58, 32, 34, 51, 46, 50, 46, 50, 49, 52, 54, 46, 53, 48, 51, 55, 48, 34, 13, 10, 32,\n  32, 32, 32, 125, 44, 13, 10, 32, 32, 32, 32, 34, 112, 114, 111, 112, 101, 114, 116, 105, 101, 115, 34, 58, 32,\n  123, 13, 10, 32, 32, 32, 32, 32, 32, 34, 99, 97, 109, 112, 97, 105, 103, 110, 73, 100, 34, 58, 32, 34, 50, 48, 51,\n  48, 58, 101, 48, 102, 52, 50, 101, 54, 102, 45, 52, 55, 97, 52, 45, 52, 100, 101, 99, 45, 56, 51, 98, 56, 45, 52,\n  52, 54, 98, 53, 50, 49, 99, 56, 101, 97, 102, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 99, 104, 97, 110, 110,\n  101, 108, 77, 97, 110, 105, 102, 101, 115, 116, 73, 100, 34, 58, 32, 34, 86, 105, 115, 117, 97, 108, 83, 116, 117,\n  100, 105, 111, 46, 49, 55, 46, 82, 101, 108, 101, 97, 115, 101, 47, 49, 55, 46, 50, 46, 48, 43, 51, 50, 53, 48,\n  53, 46, 49, 55, 51, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 110, 105, 99, 107, 110, 97, 109, 101, 34, 58, 32,\n  34, 34, 44, 13, 10, 32, 32, 32, 32, 32, 32, 34, 115, 101, 116, 117, 112, 69, 110, 103, 105, 110, 101, 70, 105,\n  108, 101, 80, 97, 116, 104, 34, 58, 32, 34, 67, 58, 92, 92, 80, 114, 111, 103, 114, 97, 109, 32, 70, 105, 108,\n  101, 115, 32, 40, 120, 56, 54, 41, 92, 92, 77, 105, 99, 114, 111, 115, 111, 102, 116, 32, 86, 105, 115, 117, 97,\n  108, 32, 83, 116, 117, 100, 105, 111, 92, 92, 73, 110, 115, 116, 97, 108, 108, 101, 114, 92, 92, 115, 101, 116,\n  117, 112, 46, 101, 120, 101, 34, 13, 10, 32, 32, 32, 32, 125, 13, 10, 32, 32, 125, 13, 10, 93, 13, 10]\n

\n

---

\n

我找不到解决方案。\n也许任何人都可以向我描述如何解决这个问题。

\n

我尝试在 Visual Studio 中重新安装构建工具并重新启动计算机，但没有任何效果，而且我发现的问题修复不正确。

\n

Answer 1

也许这个错误是因为 Flutter 的最新版本而发生的。因此，您可以在那里下载 2.10.5 等旧版本：https://docs.flutter.dev/development/tools/sdk/releases