Movies wont upload

[New Age]

i recorded and when i go to open it in WMM it wont work
it says:
"Either File is not a windows movie maker file or it is corrupted..."

i tried saving it as anoter file...

but it wont work... and i dont have the lates version of WMM

.... because when i go to download things it says "did not complie with windows log"... or somethin like that

please help...
thanks

[Demonic Spartan]

Yeah dude, get the latest version of WMM from www.windowsupdate.com , you really need it...