i need help. i made a drawing in cad o4 lt and i wanted to work on it in 09. the problem is that it wont let me ungroup the objects i grouped in 04 in 09. is there an ungroup feature in 09

If you mean the full AutoCAD 2009, there is the [CMD]GROUP[/CMD] command or you can use the easier GRP utility - see:
http://www.cadforum.cz/cadforum_en/qaID.asp?tip=6287