我如何解决它？错误：命令失败：gradlew.bat app：installDebug -PreactNativeDevServerPort = 8081

Question

当我运行“ react-native run-android”或“ npx react-native run-android”或“ cd andriod ./gradlew clean”这些命令时，错误将显示

v15.0.1

C:\Users\ansal\AppData\Local\Android\Sdk\tools>npm --version
7.0.3

C:\Users\ansal\AppData\Local\Android\Sdk\tools>python --version
Python 2.7.18

C:\Users\ansal\AppData\Local\Android\Sdk\tools>react-native --version
react-native-cli: 2.0.1
react-native: n/a - not inside a React Native project directory

C:\Users\ansal\AppData\Local\Android\Sdk\tools>java -version
java version "1.8.0_211"
Java(TM) SE Runtime Environment (build 1.8.0_211-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.211-b12, mixed mode)

C:\Users\ansal\AppData\Local\Android\Sdk\tools>javac -version
javac 1.8.0_211

C:\Users\ansal\AppData\Local\Android\Sdk\tools>adb --version
Android Debug Bridge version 1.0.41
Version 30.0.4-6686687
Installed as C:\Users\ansal\AppData\Local\Android\Sdk\platform-tools\adb.exe

:\Windows\System32\SampleApp>react-native run-android

info正在启动JS服务器... 信息正在安装应用程序...

任务：app：mergeDebugResources失败

错误无法安装该应用程序。确保已设置Android开发环境：https://reactnative.dev/docs/environment-setup。使用--verbose标志运行CLI以获取更多详细信息。 错误：命令失败：gradlew.bat应用程序：安装调试-PreactNativeDevServerPort = 8081