title: *** -[UIDeviceRGBColor size]: unrecognized selector sent to instance 0x25f110
body: <pre><code>-[UIDeviceRGBColor size]: unrecognized selector sent to instance 0x31e520
  2010-03-18 12:36:48.511 IChitMe[4012:207] Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '** -[UIDeviceRGBColor size]: unrecognized selector sent to instance 0x31e520'
  </code></pre>
  
  <p>I'm getting this exception when I'm clicking on back button of <code>UIToolBar</code>.</p>