On 2010-01-05 at 17:08:37 +0800, Kent Ho wrote: > I then copy script1.sh to a new file in the same directory as "script2.sh". > Now I execute "script1.sh" again with sudo, now it will execute. Read the docs. >From the sudo man page: -k The -k (kill) option to sudo invalidates the user's timestamp by setting the time on it to the Epoch. The next time sudo is run a password will be required. This option does not require a password and was added to allow a user to revoke sudo permissions from a .logout file. -A -- To unsubscribe from this list: send the line "unsubscribe linux-apps" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html