Submitted by swarut on Sun, 10/14/2012 - 03:14
After having Xcode upgraded to 4.5.1, I got this error while I was compiling one of my project.
Found a solution on stack overflow http://stackoverflow.com/questions/12402092/file-is-universal-3-slices-but-does-not-contain-an-armv7s-slice-error-for-st
Here is the current architecture setting of mine. I removed the armvs7, then everything works fine.

