Dont show edit product page

[Oesterbye]

 I have a problem after updating to 1.9.3.0 when I try to acces "edit product" from "Manage Products" I get this page.

http://www.mydomain.dk/index.php/admin/catalog_product/edit/id/147/key/a78732d551f081ed8511313f5be71...

Anyone have an ideer or solution ?