I just downloaded and installed xcode4 with the latest SDK. I opened the selected project, and the simulator pulls up, but remains black. All I see in the Xcode status window is "Joining MyProjectName
check out my blog post on how to get around this - basically you need to remove xcuserdata for the project. http://hiediutley.com/2011/03/10/xcode4-is-your-old-project-hanging-in-the-simulator/
I have been struggling with this problem for half a day already! Finally I managed to solve my problem.
plists , plist . plist , Executable file, .
Executable file
ApplicationName-Info.plist
${EXECUTABLE_NAME}
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