Xamarin无法通过以下方式将应用程序部署到仿真器:“意外的安装输出:cmd:找不到服务:程序包" [英] Xamarin failed to deploy app to emulator with: "Unexpected install output: cmd: Can't find service: package"

问题描述

我正在构建示例介绍xamarin表单应用使用Visual Studio 2019并启动模拟器后，该应用程序将无法部署，并且出现错误意外的安装输出:cmd:找不到服务:程序包" :

1>No way to resolve conflict between "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" and "mscorlib, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e". Choosing "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" arbitrarily.
1>C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.9\bin\keytool.exe -list -alias androiddebugkey -storepass android -keypass android -keystore "C:\Users\sticker592\AppData\Local\Xamarin\Mono for Android\debug.keystore" 
1>C:\Program Files (x86)\Android\android-sdk\build-tools\25.0.3\zipalign.exe -p 4 "C:\Users\sticker592\Downloads\FirstApp\AwesomeApp\AwesomeApp.Android\obj\Debug\81\android\bin\com.companyname.AwesomeApp.apk" "bin\Debug\\com.companyname.AwesomeApp-Signed.apk" 
1>C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.9\bin\java.exe -jar "C:\Program Files (x86)\Android\android-sdk\build-tools\25.0.3\lib\apksigner.jar" sign --ks "C:\Users\sticker592\AppData\Local\Xamarin\Mono for Android\debug.keystore" --ks-pass pass:android --ks-key-alias androiddebugkey --key-pass pass:android --min-sdk-version 21 --max-sdk-version 27  C:\Users\sticker592\Downloads\FirstApp\AwesomeApp\AwesomeApp.Android\bin\Debug\com.companyname.AwesomeApp-Signed.apk 
1>ADB0000:  Deployment failed
1>Mono.AndroidTools.InstallFailedException: Unexpected install output: cmd: Can't find service: package
1>
1>   at Mono.AndroidTools.Internal.AdbOutputParsing.CheckInstallSuccess(String output, String packageName) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\Internal\AdbOutputParsing.cs:line 345
1>   at Mono.AndroidTools.AndroidDevice.<>c__DisplayClass95_0.<InstallPackage>b__0(Task`1 t) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\AndroidDevice.cs:line 753
1>   at System.Threading.Tasks.ContinuationTaskFromResultTask`1.InnerInvoke()
1>   at System.Threading.Tasks.Task.Execute()
1>ADB0010: Unexpected install output: cmd: Can't find service: package
1>
1>   at Mono.AndroidTools.Internal.AdbOutputParsing.CheckInstallSuccess(String output, String packageName) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\Internal\AdbOutputParsing.cs:line 345
1>   at Mono.AndroidTools.AndroidDevice.<>c__DisplayClass95_0.<InstallPackage>b__0(Task`1 t) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\AndroidDevice.cs:line 753
1>   at System.Threading.Tasks.ContinuationTaskFromResultTask`1.InnerInvoke()
1>   at System.Threading.Tasks.Task.Execute()
1>Done building project "AwesomeApp.Android.csproj" -- FAILED.
1>Build FAILED.

解决方案

对于我来说，它有助于在Android设备管理器中对仿真设备进行出厂重置.

I'm building the sample intro xamarin forms app With Visual studio 2019 and the emulator boots up but the app doesn't deploy with the error Unexpected install output: cmd: Can't find service: package":

1>No way to resolve conflict between "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" and "mscorlib, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e". Choosing "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" arbitrarily.
1>C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.9\bin\keytool.exe -list -alias androiddebugkey -storepass android -keypass android -keystore "C:\Users\sticker592\AppData\Local\Xamarin\Mono for Android\debug.keystore" 
1>C:\Program Files (x86)\Android\android-sdk\build-tools\25.0.3\zipalign.exe -p 4 "C:\Users\sticker592\Downloads\FirstApp\AwesomeApp\AwesomeApp.Android\obj\Debug\81\android\bin\com.companyname.AwesomeApp.apk" "bin\Debug\\com.companyname.AwesomeApp-Signed.apk" 
1>C:\Program Files\Android\jdk\microsoft_dist_openjdk_1.8.0.9\bin\java.exe -jar "C:\Program Files (x86)\Android\android-sdk\build-tools\25.0.3\lib\apksigner.jar" sign --ks "C:\Users\sticker592\AppData\Local\Xamarin\Mono for Android\debug.keystore" --ks-pass pass:android --ks-key-alias androiddebugkey --key-pass pass:android --min-sdk-version 21 --max-sdk-version 27  C:\Users\sticker592\Downloads\FirstApp\AwesomeApp\AwesomeApp.Android\bin\Debug\com.companyname.AwesomeApp-Signed.apk 
1>ADB0000:  Deployment failed
1>Mono.AndroidTools.InstallFailedException: Unexpected install output: cmd: Can't find service: package
1>
1>   at Mono.AndroidTools.Internal.AdbOutputParsing.CheckInstallSuccess(String output, String packageName) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\Internal\AdbOutputParsing.cs:line 345
1>   at Mono.AndroidTools.AndroidDevice.<>c__DisplayClass95_0.<InstallPackage>b__0(Task`1 t) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\AndroidDevice.cs:line 753
1>   at System.Threading.Tasks.ContinuationTaskFromResultTask`1.InnerInvoke()
1>   at System.Threading.Tasks.Task.Execute()
1>ADB0010: Unexpected install output: cmd: Can't find service: package
1>
1>   at Mono.AndroidTools.Internal.AdbOutputParsing.CheckInstallSuccess(String output, String packageName) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\Internal\AdbOutputParsing.cs:line 345
1>   at Mono.AndroidTools.AndroidDevice.<>c__DisplayClass95_0.<InstallPackage>b__0(Task`1 t) in E:\A\_work\413\s\External\androidtools\Mono.AndroidTools\AndroidDevice.cs:line 753
1>   at System.Threading.Tasks.ContinuationTaskFromResultTask`1.InnerInvoke()
1>   at System.Threading.Tasks.Task.Execute()
1>Done building project "AwesomeApp.Android.csproj" -- FAILED.
1>Build FAILED.

解决方案

In my case it helped to do a Factory Reset of the emulation device in the Android Device Manager.

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