I\'m installing Crashlytics for my iOS app. I downloaded it via their site link, and went through all the steps for integrating the frameworks, adding the run script, etc. <
Go to folder /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs//usr/lib/ and delete all .dylib files.
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs//usr/lib/
.dylib
It worked for me.