But when i launch the command "sencha package run packager.json", i've got the followings error :
BUILD SUCCESSFUL
Total time: 6 seconds
"/Users/inpeople-jc/android-sdk-macosx/tools/android" create project --target android-7 --name Coze --activity STActivity --path "build//" --package com.inapps.coze
Can not open source file
Can not open source file
Can not open source file
Could not install application
Failed to run packaged application
[ERROR] Error: Project folder 'build' is not empty. Please consider using 'android update' instead.
Copy operation failed src=build/native//resources/icons/Icon~ipad.png dst=build///res/drawable-ldpi/icon.png
Copy operation failed src=build/native//resources/icons/Icon~ipad.png dst=build///res/drawable-mdpi/icon.png
Copy operation failed src=build/native//resources/icons/Icon~ipad.png dst=build///res/drawable-hdpi/icon.png
error: device not found