quartus 9.1 and nios 7.2

Thank you Mr mschmitt (http://www.alteraforum.com/forum/member.php?u=286) just now I want know when open project ready form before maked by quartus 7.2 and nios 7.2 and now reopen by quartus 9.1 and nios 9.1 I need recompiler in quartus and regenrates in sopc and create new project in nios 9.1 and copy c program and best new poject