I get this error everytime I try to render a file in Vegas so I click on Details and this is what I get any thoughts:

Sonic Foundry Vegas 4.0
Version 4.0 (Build 115)
Exception 0xC0000005 (access violation) READ:0xA2E0DDDB IP:0xA2E0DDDB
Thread: ProgMan ID=0xE84 Stack=0x237D000-0x2380000
Registers:
EAX=a2e0dddb CS=001b EIP=a2e0dddb EFLGS=00010203
EBX=0237d8dc SS=0023 ESP=0237d750 EBP=0152aad0
ECX=0237d86c DS=0023 ESI=0237d864 FS=0038
EDX=0237d8cc ES=0023 EDI=015278f0 GS=0000
Bytes at CS:EIP:
A2E0DDDB: .. .. .. .. .. .. .. .. ........
A2E0DDE3: .. .. .. .. .. .. .. .. ........
Stack Dump:
0237D750: 047254BA 046E0000 + 454BA (mpgvout.004)
0237D754: 07E410C0 07E40000 + 10C0
0237D758: 00000010
0237D75C: 07941000 07940000 + 1000
0237D760: 000002D0
0237D764: 0237DA80 02280000 + FDA80
0237D768: 00000000
0237D76C: 0152812C 014F0000 + 3812C
0237D770: 04722FE1 046E0000 + 42FE1 (mpgvout.004)
0237D774: 015278F0 014F0000 + 378F0
0237D778: 00000000
0237D77C: 0152812C 014F0000 + 3812C
0237D780: 0237DDDC 02280000 + FDDDC
0237D784: 01528D98 014F0000 + 38D98
0237D788: 00000000
0237D78C: 00000001
> 0237D7B0: 04725986 046E0000 + 45986 (mpgvout.004)
0237D7B4: 015278F0 014F0000 + 378F0
0237D7B8: 0237DA80 02280000 + FDA80
0237D7BC: 015280F0 014F0000 + 380F0
0237D7C0: 0237D8BC 02280000 + FD8BC
> 0237D81C: 77C4C9A6 77C10000 + 3C9A6 (msvcrt.dll)
> 0237D824: 77C4C9C1 77C10000 + 3C9C1 (msvcrt.dll)
> 0237D894: 00390000 00360000 + 30000 (sfcdx.dll)
> 0237D898: 00380031 00360000 + 20031 (sfcdx.dll)
0237D89C: 00051BC0 00030000 + 21BC0
0237D8A0: 00051BC8 00030000 + 21BC8
0237D8A4: 00053240 00030000 + 23240
0237D8A8: 00053248 00030000 + 23248
> 0237DA68: 77C5BD2A 77C10000 + 4BD2A (msvcrt.dll)
> 0237DA70: 77C5BC30 77C10000 + 4BC30 (msvcrt.dll)
> 0237DA8C: 77C4C9A6 77C10000 + 3C9A6 (msvcrt.dll)
> 0237DA90: 77C4CDE3 77C10000 + 3CDE3 (msvcrt.dll)
> 0237DA94: 77C4C9C1 77C10000 + 3C9C1 (msvcrt.dll)
> 0237DAC4: 77F93A50 77F50000 + 43A50 (ntdll.dll)
> 0237DAE4: 77FA7D40 77F50000 + 57D40 (ntdll.dll)
> 0237DAE8: 77F53820 77F50000 + 3820 (ntdll.dll)
> 0237DAF0: 77F93A50 77F50000 + 43A50 (ntdll.dll)
> 0237DAF4: 77F57CF7 77F50000 + 7CF7 (ntdll.dll)
> 0237DAF8: 77F588F5 77F50000 + 88F5 (ntdll.dll)
> 0237DB00: 0472EAB0 046E0000 + 4EAB0 (mpgvout.004)
- - -
0237FFF0: 00000000
0237FFF4: 004E2CC0 00400000 + E2CC0 (vegas40.exe)
0237FFF8: 006CAC28 00400000 + 2CAC28 (vegas40.exe)
0237FFFC: 00000000