Hello
What is your Swift version?
I am working with swift4.2 and ios12
And then please send me error screenshots
So i can fix bugs easily
Let discuss the project more detail
Looking forward to working with you
Thanks for your time
Best Regards
JIN
Hey there, I have already experienced this error with an old xcode. I can have a look at your project, I am pretty sure I know how to solve this un-common error :-)