This morning, after updated the Mac OS on my Mac to 10.8.4, I wrote some code the Xcode 4.6.2 then pressing the Run button to compile. (You know, I don\'t have stop the simu
This will solve your problem :) http://www.tuaw.com/2013/06/05/devjuice-10-8-4-and-the-ios-simulator/
It appears the simulator does not close the process correctly on some occasions. If you check Activity Monitor after you stopped the run via XCode and you still see the app process running, kill it via Activity Monitor and rerun from XCode. I found that this solves the crashing. Apple should fix this as soon as possible IMHO.
The new update has been released which solves the sigbart issue. Its just a 60 mb update.