Problem with Manufacturer Module - v1.5.3.1

After upgrading to 1.5.3 I'm now seeing the error "Fatal error: Cannot access private property Document::$title in /home/user/public_html/domain.com/admin/controller/module/manufacturer.php on line 8" on a few "stock" modules including manufacturer.

Thanks for details to manufacturer module problems....Its very informative post ...Medical Internet MarketingI really like it ....i got a Fatal error to this module ...Its not a good for us...Thanks for this information.....