當我開啟當案時，出現這個錯誤：
Couldn't locate decompressor for format 'MP42' (Microsofst High-Speed MPEG-4 V2)

VituralDub requires a Video for Windows (VFW) compatible codec to decompress video.
DirectShow codes, such as those used by Windows Media Player,are not suitable.

請問該怎麼辦?
謝謝各位。