100+ “Class implemented in both MapKit and VectorKit” warnings with Xcode 9.0.1 and above

Question

While running my project (which doesn\'t even use MapKit), my console gets spammed with more than a hundred class duplicate warnings:

objc[63

Answer 1

Solved!

-On simulator --Hardware ----Erase all content and settings -Close xcode and simulators -remove the content of ~/Library/Developer/Xcode/DerivedData/ModuleCache -Start xcode...