This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I have added a 0Tvn4iCb4u0SYc_tCFFM61j2dWjpahP8ETnKhcA as a api key.then it gives me below error.
above api key is working fine for my other projects.I don't know why it is not working here.please help