Please help with reinstall

I had V14 and V2000i installed.
I had a computer freeze.
now each time i try and start 2000i it sayes...

<insert>

ACAD caused an invalid page fault in
module AC1ST15.DLL at 017f:65fe1e3b.
Registers:
EAX=00000000 CS=017f EIP=65fe1e3b EFLGS=00010246
EBX=bff77716 SS=0187 ESP=00daf888 EBP=00dafa54
ECX=00000000 DS=0187 ESI=00ed0620 FS=1ac7
EDX=bff7024c ES=0187 EDI=00000001 GS=0000
Bytes at CS:EIP:
8b 10 8d 4e 04 8d 7e 14 89 11 8b 50 04 89 51 04
Stack dump:
00000001 00ed0700 00ed06e0 64616f4c 7262694c 41797261 00100100 01020102
01020102 01020102 01020102 03020120 07060504 0b0a0908 0f0e0d0c 13121110

<end>


I have uninstalled both 14 and 2000i.
same thing happens when i reinstall them.
14 works fine though.

any thoughts?

THANK YOU very much for any information.
David.

 

STUPID me.
I did a search at autodesk.
it was my norton antivirus that screwed it up.
free download fix from autodesk.
Thanks anyhow all you ppl.
David.