[RESOLVED] Reportparameter: "Overload resolution failed"

im new to reporting and im following a tutorial

http://www.youtube.com/watch?v=psLVb...eature=related

however im using my own table and also my personal controls, namely reportviewer1, Textbox1, and Button1

at 9:56, he placed the name of one of the objects for filtering the records, namely MM and YY. i tried mine and i got this:


may i know what am i doing wrong? :(

edit: scratch that, i forgot to place the .text at the and but there was another error, how do i delete this thread?