当我想在我的手机上对usb进行debbu时，我得到了错误我无法在我的手机中显示我的代码在Android工作室上，错误看起来像这样：请帮助我，我使用android studio 2.0，我的手机是华硕Fone-Pad 8.0。
错误：java.io.FileNotFoundException：C：\ Users \ Andrezs \ AndroidStudioProjects \ HappySunday.gradle \ 2.10 \ taskArtifacts \ cache.properties（系统找不到指定的文件）
C：\ Users \ Andrezs \ AndroidStudioProjects \ HappySunday.gradle \ 2.10 \ taskArtifacts \ cache.properties（系统找不到指定的文件）
答案 0 :(得分：2)
您应该阅读Android Studio 2.0更改文档。 因为在Android Studio中添加了一些新功能及其对其他功能的影响。 因此，请阅读文档和问题页面，您可以解决此问题。
根据我的观点，当您的应用在Android Studio的即时运行功能中运行时，会发现此类错误。因此，每次都不会生成新版本，并且Android设备中找不到应用内容。
解决方案在this link或以下说明中定义：
<div><p style="margin:0px 0px 12px;font-family:Roboto,sans-serif;font-size:14px;line-height:24px"><font color="#000000">By default, Android Studio automatically restarts the current activity after performing a hot swap, while the app keeps running. To disable this setting:</font></p><ol style="margin:0px 0px 15px 20px;padding:0px;font-family:Roboto,sans-serif;font-size:14px;line-height:24px"><li style="margin:0px 0px 12px"><font color="#000000">Open the <strong>Settings</strong> or <strong>Preferences</strong> dialog.</font></li><li style="margin:0px 0px 12px"><font color="#000000">Navigate to <strong>Build, Execution, Deployment</strong> > <strong>Instant Run.</strong></font></li><li style="margin:0px 0px 12px"><font color="#000000">Uncheck the box next to <strong>Restart activity on code changes</strong>.</font></li></ol><p style="margin:0px 0px 12px;font-family:Roboto,sans-serif;font-size:14px;line-height:24px"><font color="#000000">If automatic activity restart is disabled, you can manually restart the current activity from the menu bar by selecting <strong>Run</strong> > <strong>Restart Activity</strong>.</font></p><h4 style="font-size:18px;line-height:24px;margin:12px 0px;font-family:Roboto,sans-serif"><a name="TOC-Using-Rerun"></a><font color="#000000">Using Rerun</font></h4><p style="margin:0px 0px 12px;font-family:Roboto,sans-serif;font-size:14px;line-height:24px"><font color="#000000">When pushing certain code changes, such as changes to an app's <code style="font-size:13px;font-stretch:normal;line-height:18px;font-family:Consolas,Liberation Mono,Menlo,Courier,monospace;padding:3px 5px;background-color:rgb(247,247,247)"><a href="http://adarshf-linux.kir.corp.google.com:9000/reference/android/app/Application.html#onCreate()" style="text-decoration:none">onCreate()</a></code> method, you will need to restart your running app for the changes to take effect. You can click <strong>Rerun </strong></font><img border="0" src="http://tools.android.com/_/rsrc/1458888270801/tech-docs/instant-run/as-restart.png"><strong style="color:rgb(0,0,0);background-color:transparent"> </strong><span style="color:rgb(0,0,0);background-color:transparent">to stop the app, perform an </span><em style="color:rgb(0,0,0);background-color:transparent">incremental build</em><span style="color:rgb(0,0,0);background-color:transparent">, and restart the app.</span></p><p style="margin:0px 0px 12px;font-family:Roboto,sans-serif;font-size:14px;line-height:24px"><font color="#000000">If you need to deploy a <em>clean build</em>, select <strong>Run</strong> > <strong>Clean and Rerun 'app'</strong> </font><img border="0" src="http://tools.android.com/_/rsrc/1458888258422/tech-docs/instant-run/as-cleanrerun.png"><font color="#000000"> from the main menu, or hold down the <strong>Shift</strong> key while clicking <strong>Rerun</strong> </font><img border="0" src="http://tools.android.com/_/rsrc/1458888270801/tech-docs/instant-run/as-restart.png"><font color="#000000">. This action stops the running app, performs a full clean build, and deploys the new APK to your target device.</font></p></div>
如果上述解决方案不起作用，请转到项目＆gt; app 文件夹＆gt; 构建文件夹并删除构建文件夹，而不是再次运行。
答案 1 :(得分：1)
退出Android Studio，删除构建文件夹，再次打开项目。应该解决问题。
答案 2 :(得分：1)
转到该项目并删除.idea，.gradle＆amp;从项目构建文件夹，然后导入项目