AndreyP
make following changes:

$sDirFileNameFullSize = $dir['url']. $this -> sUploadDir .'img_'.$aSqlRes['MediaFile'];
list( $width, $height, $type, $attr ) = getimagesize( $sDirFileNameFullSize );


understand? :)
this was fixed in 6.1.2 too
 
 
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