Warnings: after upgrade

Unfortunately i cant show you those errors on live site because it cant be possible, i cant permit users seeing warnings on web.

But i have screenshot:

http://dl1.joxi.net/drive/0003/3122/236594/151230/ee2df08584.jpg

the web is here http://www.josepvinaixa.com/blog

I hope you can help. Thank you.

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