HELP! can please someone help i dont know how to resolve this please click the link to se my problem

This is a classic example of why the var type is dangerous. The compiler cannot make a guess as to what type should be assigned to productEntity. Use properly typed variables so the compiler can make better evaluations of what you are trying to do.
 
Also, in future, please copy and paste both the code and the error message into your question rather than linking to a picture elsewhere.