User Define Exception We need to define the exception that to be handle by our own. For instance, a product search page. When user key in a bad word to search, we’d like to show error page. public class BadKeywordsException
Errors/BindingResult argument declared without preceding model attribute. Check your handler method signature!
This is not the new thing to discover, but just a common mistake done by developer. The following stack trace is what i getting from my log file. In this example, i’ll show you the code where it actually cause