self.window.rootviewcontroller = self.viewcontroller; error (thread1: program received signal sigabirt)
in log file
011-04-29 10:42:16.320 finalrecap1[1278:207] * terminating app due uncaught exception 'nsunknownkeyexception', reason: '[ setvalue:forundefinedkey:]: class not key value coding-compliant key firstbuttonaction.'
note: mistake lick button uibutton name "firstbuttonaction" instead of ibaction delete code of "firstbuttonaction" both .h , .m files xcode give error. please me
check nib file. must have forgotten connection on uibutton or file owner (viewcontroller), think it'll yellow erroneous.
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