Nero Vision I Just Finished Transcoding An Avi Movie In Nero Vision Essentials Now Can't Compile To Disc?

I just finished transcoding an avi movie in nero vision essentials now can't compile to disc? - nero vision

I do not understand why he said that the compilation can write about this type of disc if I put a DVD into my DVD-R with Nero Vision essentials.It burner.I also said that the space be sufficient if more than 4 GB of space on the blank DVD disc.Help please!