This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
I use obfuscate4e 0.7.1 (proguard) to obfuscate my eclipse rcp project. In the project hibernate is used to handle the database. but after I obfuscate it, error occores and exception code just as below: