This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
this could be the result of the type cast error..u see the message RETURN TYPE NOT COMPATIBLE..and ..also a COMPILATION error..which means
there is some function parameter incompatibility or return type not in line with the assigned variable..
if you list the code it can help a bit..