从v0.4.4升级flutter时，我遇到了这个问题
Flutter（Microsoft Windows [版本10.0.17134.112]上的Channel beta，v0.4.4版
收件人
Flutter（Microsoft Windows [Version 10.0.17134.112]上的Channel beta，v0.5.1，语言环境为en-IN）
日志：
E:\projects\xxx>flutter upgrade
Upgrading Flutter from E:\Installed\flutter...
From https://github.com/flutter/flutter
f9bb4289e..c7ea3ca37 beta -> origin/beta
* [new branch] Hixie-patch-1 -> origin/Hixie-patch-1
* [new branch] abarth-patch-1 -> origin/abarth-patch-1
6c03a3f96..020e0ef55 dev -> origin/dev
* [new branch] flutter_module -> origin/flutter_module
677df7c35..a18f5e84a master -> origin/master
* [new branch] regenAndroidFiles -> origin/regenAndroidFiles
* [new branch] revert-18465-skippaint -> origin/revert-18465-skippaint
* [new tag] v0.5.0 -> v0.5.0
* [new tag] v0.5.1 -> v0.5.1
* [new tag] v0.5.2 -> v0.5.2
* [new tag] v0.5.3 -> v0.5.3
* [new tag] v0.5.4 -> v0.5.4
* [new tag] v0.5.5 -> v0.5.5
Checking out files: 100% (273/273), done.
Updating f9bb4289e..c7ea3ca37
.../fake-extension.txt | 0
271 files changed, 7793 insertions(+), 1685 deletions(-)
Upgrading engine...
Checking Dart SDK version...
Downloading Dart SDK from Flutter engine 1ed25ca7b7e3e3e8047df050bba4174074c9b336...
Unzipping Dart SDK...
Updating flutter tool...
Downloading package sky_engine...
Flutter 0.4.4 • channel beta • https://github.com/flutter/flutter.git
Framework • revision f9bb4289e9 (6 weeks ago) • 2018-05-29 21:07:33 +0200
Engine • revision 1ed25ca7b7
Tools • Dart 2.0.0-dev.54.0.flutter-46ab040e58
Running "flutter packages upgrade" in team... 22.8s
Running flutter doctor...
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel beta, v0.5.1, on Microsoft Windows [Version 10.0.17134.112], locale en-IN)
[√] Android toolchain - develop for Android devices (Android SDK 27.0.3)
[√] Android Studio (version 3.1)
[!] Connected devices
! No devices available
! Doctor found issues in 1 category.
'LUTTER_TOOL_ARGSsnapshot_path*' is not recognized as an internal or external command,
operable program or batch file.
有人可以帮我解决这个问题吗？
答案 0 :(得分：0)
再次运行命令flutter upgrade，您将不再收到LUTTER_TOOL_ARGSsnapshot_path*错误。