Error: Missing required field "updated" on Google Webmaster Tool

Hello Guys, I found something wrong on my blog. Today I visit My Google Webmaster Tool and preview structure data for http://www.quickmoney365.com/how-to-claim-google-authorship/ but Google Webmaster Tools showing Me (Error: Missing required field “updated”.) Currently I am using Gensis Framework. So whats the problem in my blog and how to solve?

Please Help me to get rid from this issue