tns 运行 未在 Mac 中的模拟器中加载应用程序
tns run doesn't load the app in emulator in Mac
tns device android --available-devices
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Available emulators
Calculated width 89 is above terminal width: 80. You can try using smaller value for min_column_width. Current value is: 15
┌───────────────┬──────────┬───────────┬───────────────┬───────────────┬────────────┐
│ Device Name │ Platform │ Version │ Device │ Image │ Error Help │
│ │ │ │ Identifier │ Identifier │ │
│ Pixel_2_API_R │ Android │ │ │ Pixel_2_API_R │ │
└───────────────┴──────────┴───────────┴───────────────┴───────────────┴────────────┘
Connected devices & emulators
Searching for devices...
Cannot find connected devices. Reconnect any connected devices, verify that your system recognizes them, and run this command again.
tns doctor也列出了不错的结果
✔ Getting environment information
No issues were detected.
✔ Your ANDROID_HOME environment variable is set and points to correct directory.
✔ Your adb from the Android SDK is correctly installed.
✔ The Android SDK is installed.
✔ A compatible Android SDK for compilation is found.
✔ Javac is installed and is configured properly.
✔ The Java Development Kit (JDK) is installed and is configured properly.
✔ Xcode is installed and is configured properly.
✔ xcodeproj is installed and is configured properly.
✔ CocoaPods are installed.
✔ CocoaPods update is not required.
✔ CocoaPods are configured properly.
✔ Your current CocoaPods version is newer than 1.0.0.
✔ Python installed and configured correctly.
✔ The Python 'six' package is found.
✔ Xcode version 10.0.0 satisfies minimum required version 10.
✔ Getting NativeScript components versions information...
⚠ Update available for component nativescript. Your current version is 7.0.7 and the latest available version is 7.0.8.
但是，当我 运行 tns run android 我看到以下内容时：
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Searching for devices...
Cannot find connected devices.
Emulator start failed with: No emulator image available for device identifier 'undefined'.
To list currently connected devices and verify that the specified identifier exists, run 'tns device'.
To list available emulator images, run 'tns device <Platform> --available-devices'.
不过，普通的 tns 设备不会列出任何内容。
tns device
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Connected devices & emulators
Searching for devices...
Cannot find connected devices. Reconnect any connected devices, verify that your system recognizes them, and run this command again.
$ emulator @Pixel_2_API_R 不过只是启动了模拟器。
当我运行tns run android
由于某种原因，它无法启动模拟器和 运行 应用程序。我错过了什么？
这 link 有帮助。我可以执行 tns 运行 android 并在模拟器上加载应用程序
Cannot find connected devices. Emulator start failed with: Cannot resolve the specified connected device by the provided index or identifier.
tns device android --available-devices
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Available emulators
Calculated width 89 is above terminal width: 80. You can try using smaller value for min_column_width. Current value is: 15
┌───────────────┬──────────┬───────────┬───────────────┬───────────────┬────────────┐
│ Device Name │ Platform │ Version │ Device │ Image │ Error Help │
│ │ │ │ Identifier │ Identifier │ │
│ Pixel_2_API_R │ Android │ │ │ Pixel_2_API_R │ │
└───────────────┴──────────┴───────────┴───────────────┴───────────────┴────────────┘
Connected devices & emulators
Searching for devices...
Cannot find connected devices. Reconnect any connected devices, verify that your system recognizes them, and run this command again.
tns doctor也列出了不错的结果
✔ Getting environment information
No issues were detected.
✔ Your ANDROID_HOME environment variable is set and points to correct directory.
✔ Your adb from the Android SDK is correctly installed.
✔ The Android SDK is installed.
✔ A compatible Android SDK for compilation is found.
✔ Javac is installed and is configured properly.
✔ The Java Development Kit (JDK) is installed and is configured properly.
✔ Xcode is installed and is configured properly.
✔ xcodeproj is installed and is configured properly.
✔ CocoaPods are installed.
✔ CocoaPods update is not required.
✔ CocoaPods are configured properly.
✔ Your current CocoaPods version is newer than 1.0.0.
✔ Python installed and configured correctly.
✔ The Python 'six' package is found.
✔ Xcode version 10.0.0 satisfies minimum required version 10.
✔ Getting NativeScript components versions information...
⚠ Update available for component nativescript. Your current version is 7.0.7 and the latest available version is 7.0.8.
但是，当我 运行 tns run android 我看到以下内容时：
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Searching for devices...
Cannot find connected devices.
Emulator start failed with: No emulator image available for device identifier 'undefined'.
To list currently connected devices and verify that the specified identifier exists, run 'tns device'.
To list available emulator images, run 'tns device <Platform> --available-devices'.
不过，普通的 tns 设备不会列出任何内容。
tns device
You are using the deprecated nsconfig.json file. Just be aware that NativeScript 7 has an improved nativescript.config.(js|ts) file for when you're ready to upgrade this project.
Connected devices & emulators
Searching for devices...
Cannot find connected devices. Reconnect any connected devices, verify that your system recognizes them, and run this command again.
$ emulator @Pixel_2_API_R 不过只是启动了模拟器。
当我运行tns run android
由于某种原因，它无法启动模拟器和 运行 应用程序。我错过了什么？
这 link 有帮助。我可以执行 tns 运行 android 并在模拟器上加载应用程序
Cannot find connected devices. Emulator start failed with: Cannot resolve the specified connected device by the provided index or identifier.