Xcode: Build Failed, but no error messages

Question

Using Xcode 4.5.1. Our project has been building fine for the last three months, but suddenly, when I try to build, it says \"Build failed\", but does not show any errors on the

Answer 1

You can see reasons for failure on Report Navigator present in Navigator window.

• Open Navigator by pressing Hide/Show Navigator button present in top-left side of Xcode.

• Open Report Navigator by pressing last button present on list of buttons in Navigator window.

Here you can view reasons either By Group or By Time