What is a 'UIView-Encapsulated-Layout-Width' constraint?

Question

I keep getting \'Unable to simultaneously satisfy constraints\' exceptions (Xcode 5, iOS 7, both device and simulator), where one of the constraints in the list is something

Answer 1

A quick and nice fix, is to assign 999 priority value to the custom constraints with high priority. The encapsulated & auto-generated constraints should dominate with higher priority than your constraints.

https://stackoverflow.com/a/25795758/590010