Uttered Ravi Poddar , spake thus: > I got following errors while doing > ravi@dacodecz:~ # cat /proc/sys/fs/binfmt_misc/register > cat: /proc/sys/fs/binfmt_misc/register: Invalid argument Try doing a: $ ls /proc/sys/fs/binfmt_misc/register and notice there is no read(2) method implemented. Cheers