When I'm trying to train the model.. I'm facing with this error

[balagopal24]

ai@winlab:~/Downloads/neuralconvo-master$ th train.lua --cuda --dataset 5000 --hiddenSize 1000
THCudaCheck FAIL file=/tmp/luarocks_cutorch-scm-1-3214/cutorch/lib/THC/THCGeneral.c line=70 error=30 : unknown error
-- Loading dataset
data/vocab.t7 not found
-- Parsing Cornell movie dialogs data set ...
/home/ai/torch/install/bin/luajit: ./cornell_movie_dialogs.lua:6: data/cornell_movie_dialogs/movie_lines.txt: No such file or directory
stack traceback:
[C]: in function 'assert'
./cornell_movie_dialogs.lua:6: in function 'parsedLines'
./cornell_movie_dialogs.lua:48: in function 'load'
./dataset.lua:55: in function 'load'
./dataset.lua:37: in function '__init'
/home/ai/torch/install/share/lua/5.1/torch/init.lua:91: in function </home/ai/torch/install/share/lua/5.1/torch/init.lua:87>
[C]: in function 'DataSet'
train.lua:30: in main chunk
[C]: in function 'dofile'
...e/ai/torch/install/lib/luarocks/rocks/trepl/scm-1/bin/th:150: in main chunk
[C]: at 0x00405d50