Thanks Wreed!
Indeed after adding the ANDROID_HOME variable to the java project it worked!
Thanks!
ANDROID_HOME
/Users/sgmacbookpro/Appium/sdk
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The solution for the below error:
[ADB] The ANDROID_HOME environment variable is not set to the Android SDK root directory path.
Open the Configuration for you project by right click–>Run As–>Run Configuration
Add the ANDROID_HOME variable & it’s path to the android sdk on your machine as follows: