clone dvd problems

[mph]

hi folks, brand new here but very frustrated just the same....i'm using dvdshrink to encode my movies and clonedvd to burn them.so far i've had about 9 misses from 18 discs. i get the same message each time that the write was unsuccessful and a code as follows udf 5 65536.i'm using a btc +/- dvd writer and bulkpaq discs. i'm not gonna have any hair left if this keeps up...please help