integrating chartboost into swift having (error)

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Question description

I have integrated all the chartboost the from

but I'm keep getting this one error in my swift code. 

Error Snapshot

I downloaded all the SDKs for Chartboost and made a bridge for the objectivec and swift.

Also i have followed the same intructions as How to integrate Chartboost IOS SDK with Swift

I have done the same thing in my Swift code in integrating chartboost. in my header, and another problem, I'm not sure where i put the

Calling Syntax:

Tutor Answer

(Top Tutor) Daniel C.
School: Purdue University
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