cannot call method 'isandroid' of undefined

[el0911]

tried to run my app on a bluestack emulator got this error cant say am happy after it took me almost a day to migrate to this package from d old ionic push am getting token though but thats where it end help me please

[MathiasTim]

Sorry, we need more information to investigate the Problem.
Can you please paste the complete Error-Stack?
Please also add some version-numbers (cordova, node, npm)
On which system are you? mac/windows?

Thanks