error on ios

[Syed-Bilawal]

i am getting these error again and again i configure the file in x code as instructed but still when i run the app i got this error
any one faces this before?? anyone can help??
Error (Xcode): Undefined symbol: enum case for MarketplaceKit.AppDistributor.web(MarketplaceKit.AppDistributor.Type) -> MarketplaceKit.AppDistributor

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_Builtin_float

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_errno

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_math

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_signal

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_stdio

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swift_time

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swiftsys_time

Error (Xcode): Undefined symbol: _swift_FORCE_LOAD$_swiftunistd

Error (Xcode): Linker command failed with exit code 1 (use -v to see invocation)