ITASSER not generating 20000 models

Hi,

I want to generate around 20000 models using ITASSER, and had also given it in the option but ITASSER generates only five models. Also I get these errors after the second simulation is run .

run simulation job 3 / 14
shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory
bzip2: Can't open input file rep*.tra: No such file or directory.
/bin/cp: cannot stat `out.d': No such file or directory
run simulation job 4 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 5 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 6 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 7 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 8 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 9 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 10 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 11 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 12 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 13 / 14
pwd: couldn't find directory entry in `..' with matching i-node
run simulation job 14 / 14
pwd: couldn't find directory entry in `..' with matching i-node
5.1 do clustering
No. of trajectory files: 49
shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory
/bin/cp: cannot create regular file `./seq.dat': No such file or directory
/bin/cp: cannot create regular file `./rmsinp': No such file or directory
/bin/cp: cannot create regular file `./tra.in': No such file or directory
/bin/cp: cannot create regular file `./spicker_sf3b10.fasta': No such file or directory
shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory
/bin/cp: cannot stat `./closc*.pdb': No such file or directory
shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory
/bin/cp: cannot stat `./combo*.pdb': No such file or directory
/bin/cp: cannot stat `./rst.dat': No such file or directory
/bin/cp: cannot stat `./str.txt': No such file or directory

Moreover is the number of simulations by default 14 ?