nero vision ...... help please

angie1

5.39.217.77' d5 X# v5 V5 H9 w

' P- P9 y$ M" ]公仔箱論壇i had already converted rmvb to mpg. i use nero 8 to burn  dvd. but why when) z, q# U% Y9 E+ w- K2 I2 f. H" v
i add file , it came out a message like this : unabe to insert C:.............- n# t9 Q- b0 l* x, }
just cannot add, why ?% I1 Q1 r1 U4 q3 ~
can someone help please 5.39.217.774 x5 Y# L( {. [+ c) z
thank you