/home/vanhocnghethuat/public_html/M isn't a valid image

<br /><br />&nbsp;&nbsp;FILE: /home/vanhocnghethuat/public_html/img/index.php
<br />&nbsp;&nbsp;LINE: 30

<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;FILE: /home/vanhocnghethuat/public_html/img/imageTransform.php
<br />&nbsp;&nbsp;&nbsp;&nbsp;LINE: 229
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