Did you make sure that the executable file "Application" located in your folder "/Users/name/Library/Developer/Xcode/DerivedData/application-dhdivlzaazbgnkkglsibo/Build/Products/Debug-iphonesimulator/Application.app/" matches the value of the Executable file attribute in your Info project file? On my machine, the executable path is : /Users/.../DerivedData/Debug-iphonesimulator/Runner.app/Runner. I noticed that it was wrong in the Info file. Correcting it fixed the issue for me. See the the screenshot below :