On Tue, 22 Sep 2009 10:52:32 mickeyboa at sbcglobal.net wrote... "I have a script to run for setting up a Samsung CLX3175FN, when I start it it hangs. and doesn't say why , how can I find why it hangs ?" Is it a shell script ? If so then try... bash -x script.sh ...replacing script.sh with the name of the script.