yep. what they said.
Oh in an attempt to actually add a useful bit of information - In the lower right hand corner of the UI there is a little icon that looks like a window. This brings up the SCRIPT EDITOR, which has a command output history on by default. If you do not have the maxpolycount set high enough, maya actually gives you a message to the effect "maxpolycount exceeded, try increasing". Which is rare, as programmers usually like to add more arcane error messages along the lines - "operation failed - error 34".
"If I have seen further it is by standing on the shoulders of giants." Sir Isaac Newton, 1675