cannot read property 'apply' of undefined

Hi,

I am facing this issue in my mobile application screen. while this screen using script functionalities  [Error msg]"cannot read property 'apply' of undefined"

can any one solve that issue?

is this related to my script or else my application environment? 

https://www.outsystems.com/forums/discussion/42500/errorscreen-cannot-read-property-apply-of-undefined/