如何在 Android 设备上运行 ionic cordova？

Question

I am trying to run my ionic app on an android device by running the following command:

ionic cordova run andoid --device

However, I get the following error message:

BUILD SUCCESSFUL in 1m 41s

42 actionable tasks: 42 executed

Built the following apk(s):

C:\\Users\\myProfile\\Desktop\\ionic\\Restrr\\platforms\\android\\app\\build\\outputs\\apk\\debug\\app-debug.apk

native-run.cmd android --app platforms\\android\\app\\build\\outputs\\apk\\debug\\app-debug.apk --device

[native-run] Selected hardware device 2410169c6d0c7ece

[native-run] Installing platforms\\android\\app\\build\\outputs\\apk\\debug\\app-debug.apk...

[native-run] ERR_UNKNOWN: Non-zero exit code from adb: 1 [ERROR] An

error occurred while running subprocess native-run.

native-run.cmd android --app platforms\\android\\app\\build\\outputs\\apk\\debug\\app-d... exited with exit code 1.

When I search Programs & Features for 'Java', I get the following programs:

I also added a ANDROID_SDK_ROOT environment variable below, but the same error message is appearing:

Answer 1

Remove your java jdk then install

https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

Answer 2

Running

cordova clean

in terminal worked for me