吃吃的爱豆瓣:有谁懂sony vegas 啊，能帮我看看这个问题是怎么回事？

编了半天结果不让渲染，重新编很郁闷啊
Sony Vegas 5.0
Version 5.0b (Build 160)
Exception 0xC0000005 (access violation) READ:0x14E5F648 IP:0xA11B85B
In Module 'sftrans1.dll' at Address 0xA090000 + 0x8B85B
Thread: Engine_RenderFromCookedSlices ID=0xA38 Stack=0xAB4E000-0xAB50000
Registers:
EAX=000001e0 CS=001b EIP=0a11b85b EFLGS=00010202
EBX=14e5f648 SS=0023 ESP=0ab4e990 EBP=00000a00
ECX=00000280 DS=0023 ESI=14e5f648 FS=003b
EDX=1557c020 ES=0023 EDI=1557c020 GS=0000
Bytes at CS:EIP:
0A11B85B: F3 A5 8B CD 8B 6C 24 1C .....l: 83 E1 03 F3 A4 03 54 24 ......T
Stack Dump:
0AB4E990: 00000000
0AB4E994: 15450020 15450000 + 20
0AB4E998: 0AB4EB5C 0AA50000 + FEB5C
0AB4E99C: 000000B7
0AB4E9A0: 7C83934A 7C800000 + 3934A (kernel32.dll)
0AB4E9A4: 15450020 15450000 + 20
0AB4E9A8: 7C810198 7C800000 + 10198 (kernel32.dll)
0AB4E9AC: FFFFF600
0AB4E9B0: 0012CA00 00030000 + FCA00
0AB4E9B4: 00000000
0AB4E9B8: 000001E0
0AB4E9BC: 00000000
0AB4E9C0: 0AB4E9A0 0AA50000 + FE9A0
0AB4E9C4: 0AB4E9AC 0AA50000 + FE9AC
0AB4E9C8: 0A11C716 0A090000 + 8C716 (sftrans1.dll)
0AB4E9CC: 15450020 15450000 + 20
> 0AB4EA84: 7C93056D 7C920000 + 1056D (ntdll.dll)
> 0AB4EB14: 0A0D8739 0A090000 + 48739 (sftrans1.dll)
0AB4EB18: 14D2B648 14C00000 + 12B648
0AB4EB1C: 00000000
0AB4EB20: FFFFF600
0AB4EB24: 0AB4EBD0 0AA50000 + FEBD0
> 0AB4EB34: 0A0D6E45 0A090000 + 46E45 (sftrans1.dll)
0AB4EB38: 0AB4EB80 0AA50000 + FEB80
0AB4EB3C: 00000000
0AB4EB40: 00000000
0AB4EB44: 3FF00000
> 0AB4EB58: 0A0D72B9 0A090000 + 472B9 (sftrans1.dll)
0AB4EB5C: 0AB4EBD0 0AA50000 + FEBD0
> 0AB4EB60: 0A0D733F 0A090000 + 4733F (sftrans1.dll)
0AB4EB64: 0AB4EB78 0AA50000 + FEB78
> 0AB4EB68: 0A2181C4 0A090000 + 1881C4 (sftrans1.dll)
- - -
0AB4FFF0: 00000000
0AB4FFF4: 004FB140 00400000 + FB140 (vegas50.exe)
0AB4FFF8: 007D90D0 00400000 + 3D90D0 (vegas50.exe)
0AB4FFFC: 00000000