Error When Uploading Apk To Playstore, Apk Name Not Valid

I developed my very first android app but when i'm uploading to the Play Store I get the following error: error For those not speaking dutch,' upload failed, the name of your apk h

Solution 1:

It is the name of the package of your app i.e bundle identifier. Also example cannot be used in it. For more info: Android - Package Name convention

Solution 2:

change the package name (com.example) is invalid. use (com.xyz).

xyz means any thing u like but not example