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.
I am developing a small application in which the user can enter the student details which includes the course in which the user can select 1 or more subjects
. adding the student works fine but while editing am facing a problem("Validation Error: Value is not valid") only when i reselect the course and the subjects
update will works fine if i dont change the course ,