This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Errors? Then you must be seeing some error messages. The text of those messages is actually meant to be meaningful, you know. So if you didn't read the messages, read them. If you didn't understand them, then ask about them. Specifically, of course. Post the exact text.