Value Cannot Be Null, Parameter Name: Attribute Error in Umbraco When Publishing Node | Website Deve Posted on September 21, 2012 by Simon Steed Source: http://www.scoop.it/t/website-development-trends/p/2751577273/value-cannot-be-null-parameter-name-attribute-error-in-umbraco-when-publishing-node?hash=affb9d9a-42c7-4849-aeba-6e587d62c3e1 Posted on our Facebook page at http://www.facebook.com/pages/p/251300598281814