Image constructor given bogus title.
<p>Backtrace:</p>
<ul>
<li>GlobalFunctions.php line 451 calls wfBacktrace()</li>
<li>Image.php line 78 calls wfDebugDieBacktrace()</li>
<li>Image.php line 64 calls Image::Image()</li>
<li>thumb.php line 61 calls Image::newFromName()</li>
</ul>