[Q] Can't synchronize contacts

[Vitor_Hugo]

Hello, I can't synchronize my contacts, everything is working ok, Chrome, Play Books, Calendar, Drive, Gmail, etc, but contacts won't work anyway, the last time it was synchronized was in 04 of august of 2014. It's marked to be synchronized under Accounts & sync settings, but it won't
Help me please

 

[Vitor_Hugo]

Anyone?
I need to fix this