title: Could not load NIB in bundle [...] with name 'MainWindow' only on iPhone 4
body: <p>I have a Problem with my App. It is working perfectly on my iPhone 3GS, but now where I tried to test it on an iPhone 4, it is crashing while the Splashscreen is visible.</p>
  
  <p>Here's the log:</p>
  
  <pre><code>2011-07-06 16:01:05.611 Apptest [294:607] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'Could not load NIB in bundle: 'NSBundle &lt;/var/mobile/Applications/0C371068-7E74-4C54-997C-80E3B0929411/Apptest.app&gt; (loaded)' with name 'MainWindow''
  *** Call stack at first throw:
  (
      0   CoreFoundation                      0x311ec64f __exceptionPreprocess + 114
      1   libobjc.A.dylib                     0x3494dc5d objc_exception_throw + 24
      2   CoreFoundation                      0x311ec491 +[NSException raise:format:arguments:] + 68
      3   CoreFoundation                      0x311ec4cb +[NSException raise:format:] + 34
      4   UIKit                               0x368c9a53 -[UINib instantiateWithOwner:options:] + 1110
      5   UIKit                               0x368cae09 -[NSBundle(UINSBundleAdditions) loadNibNamed:owner:options:] + 92
      6   UIKit                               0x366f54cd -[UIApplication _loadMainNibFile] + 96
      7   UIKit                               0x366efb09 -[UIApplication _runWithURL:payload:launchOrientation:statusBarStyle:statusBarHidden:] + 180
      8   UIKit                               0x366c47d7 -[UIApplication handleEvent:withNewEvent:] + 1114
      9   UIKit                               0x366c4215 -[UIApplication sendEvent:] + 44
      10  UIKit                               0x366c3c53 _UIApplicationHandleEvent + 5090
      11  GraphicsServices                    0x36398e77 PurpleEventCallback + 666
      12  CoreFoundation                      0x311c3a97 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 26
      13  CoreFoundation                      0x311c583f __CFRunLoopDoSource1 + 166
      14  CoreFoundation                      0x311c660d __CFRunLoopRun + 520
      15  CoreFoundation                      0x31156ec3 CFRunLoopRunSpecific + 230
      16  CoreFoundation                      0x31156dcb CFRunLoopRunInMode + 58
      17  UIKit                               0x366eed49 -[UIApplication _run] + 372
      18  UIKit                               0x366ec807 UIApplicationMain + 670
      19  Apptest                             0x00002a0b main + 82
      20  Apptest                             0x000029b4 start + 40
  )
  terminate called after throwing an instance of 'NSException'
  </code></pre>
  
  <p>I hope you can help me. Thanks in advance.</p>