Applovin Ad Network

is Applovin ad network is working? im facing problem to create ad unit in Applovin ad network?Help me regarding this problem

you don’t provide enough information. what happens when you try to generate an AppLovin unit? nothing happens or gives errors? what version of android do you have? have you entered the SDK key correctly?

im unable to generate applovin ad unit id…they want my app name which is on playstore but they didnt find my published app…thats it…because they didnt find my app i cant proceed anything