xamarin 不安装应用程序（APK）第二次安装答案

【问题标题】：xamarin not install app(APK) second installxamarin 不安装应用程序（APK）第二次安装
【发布时间】：2020-07-19 14:30:45
【问题描述】：

我首先使用 xamarin 运行 android 项目。但它是第一次运行，我第二次收到此错误

Severity    Code    Description Project File    Line    Suppression State
    Error       ADB1000:  Deployment failed
    Xamarin.AndroidTools.AndroidDeploymentException: FailedToSynchronizeFastDevAssemblies ---> Mono.AndroidTools.AdbException: Read-only file system
       at Mono.AndroidTools.Util.AggregateAsyncResult.CheckError(CancellationToken token) in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Mono.AndroidTools\Util\AggregateAsyncResult.cs:line 72
       at Mono.AndroidTools.Adb.AdbSyncClient.EndPushSyncItems(IAsyncResult result) in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Mono.AndroidTools\Adb\AdbSyncClient.cs:line 1071
       at Mono.AndroidTools.Internal.AdbClientTaskExtensions.InnerInvoke(TaskCompletionSource`1 tcs, Func`2 endMethod, IAsyncResult l) in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Mono.AndroidTools\Internal\AdbClientTaskExtensions.cs:line 255
    --- End of stack trace from previous location where exception was thrown ---
       at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task)
       at Xamarin.AndroidTools.AndroidDeploySession.<InstallAssemblies>d__117.MoveNext() in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Xamarin.AndroidTools\Sessions\AndroidDeploySession.cs:line 578
       --- End of inner exception stack trace ---
       at Xamarin.AndroidTools.AndroidDeploySession.<InstallAssemblies>d__117.MoveNext() in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Xamarin.AndroidTools\Sessions\AndroidDeploySession.cs:line 586
    --- End of stack trace from previous location where exception was thrown ---
       at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
       at Xamarin.AndroidTools.AndroidDeploySession.<FastDevAsync>d__114.MoveNext() in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Xamarin.AndroidTools\Sessions\AndroidDeploySession.cs:line 478
    --- End of stack trace from previous location where exception was thrown ---
       at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task)
       at Xamarin.AndroidTools.AndroidDeploySession.<RunAsync>d__106.MoveNext() in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Xamarin.AndroidTools\Sessions\AndroidDeploySession.cs:line 225
    --- End of stack trace from previous location where exception was thrown ---
       at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
       at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
       at Xamarin.AndroidTools.AndroidDeploySession.<RunLoggedAsync>d__104.MoveNext() in C:\A\vs2019mb-000030-1\_work\21\s\External\androidtools\Xamarin.AndroidTools\Sessions\AndroidDeploySession.cs:line 119         0

【问题讨论】：

标签： android xamarin mono

【解决方案1】：

我以前也遇到过这个问题。我认为这是一个单声道问题。为了解决这个问题，我卸载并重新安装了该应用程序或

导航到 SDK 根目录和 cmd：

adb.exe uninstall packgename

【讨论】：