我是 flutter 和移动开发的新手。我正在开发该应用程序，一切正常。几个小时后，我尝试在设备上运行我的应用程序，但出现以下错误：
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring root project 'android'.
> Could not resolve all dependencies for configuration ':classpath'.
> Problems writing to Binary store in /private/var/folders/k9/g_78rhy13m968yn0yg9v6jb40000gn/T/gradle16554077359029727541.bin (exist: true)
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 11s
Unhandled exception:
FileSystemException: writeFrom failed, path = '/var/folders/k9/g_78rhy13m968yn0yg9v6jb40000gn/T/flutter_tools.1owVKQ/flutter_tool.i2A2YL/app.dill'
(OS Error: No space left on device, errno = 28)
#0 _RandomAccessFile.writeFrom.<anonymous closure> (dart:io/file_impl.dart:852:9)
<asynchronous suspension>
#1 _FileStreamConsumer.addStream.<anonymous closure>.<anonymous closure>.<anonymous closure> (dart:io/file_impl.dart:184:21)
<asynchronous suspension>
the Dart compiler exited unexpectedly.
Exception: Gradle task assembleDebug failed with exit code 1
Exited (sigterm)
我发现主要问题是我的电脑可用磁盘空间较少。这就是为什么错误说
(OS: No space left on device, errno=28)我刚刚释放了磁盘上的一些空间，一切正常。
清除临时文件夹会起作用
sudo rm -rf /tmp/*
或者您可以通过重新挂载而不是“rm -rf”来增加 tmp 中的可用空间：
mount -o remount,size=8G,noatime /tmp