nero vision ...... help please

angie1

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; V, C1 y1 g) M9 j3 p( H" A# Ri had already converted rmvb to mpg. i use nero 8 to burn  dvd. but why when
5 B5 @, h. ~8 i+ |' Bi add file , it came out a message like this : unabe to insert C:.............
3 x6 D/ J7 U  Q4 _4 HTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。just cannot add, why ?; K2 N- K/ Z. v% t. ?5 g" r, L( F" D
can someone help please 0 k9 B9 S+ t" J( ^, `7 N
thank you