YAHOO MESSENGER SIGN IN PROBLEM-vanishing

“I cannot sign onto yahoo messenger, when I sign in yahoo messenger vanishes and I am not able to chat, use it?”
I have heard most people experience these type of Yahoomssgr problem, I also experienced it,so I am giving the solution for it:



SOLUTION-
close yahoo messenger >>> press ctrl+alt+del >>>choose process tab>>>search for "explorer.exe" click it an click "end process" >>>>press yes>>>every thing now is closed >>>>from "file" menu choose "RUN...">>>>type: "explorer" >>>> run yahoo messenger every thing is ok