when i try add more than 20 or more input box fields it gives me error that "Could not map property textbox20 - table tblXFormData does not contain any columns that map to DbType.String".i have checked this error on diffrenet sites please help me to resolve this problem.
Thanks in advance
20 input fields? Wow :P
This is known bug. We got a hotfix from EPiServer for it. Ask support.