procfs problem

[Jiri Mikulas]

Hello
i have problem with /proc
i already have 

options         PROCFS
options         PSEUDOFS

in kernel
but get these messages
~~~cut~~~
map02# strace -p 730
strace: open("/proc/...", ...): No such file or directory
trouble opening proc file
map02# truss -p 730
truss: cannot open /proc/730/mem: No such file or directory
map02# ps aux | grep 730
root      730  0.0  1.0  3476 2448  ??  Ss    8:40AM   0:00.21 
/usr/sbin/sshd
map02# uname -a
FreeBSD map02.modrany.czf 5.1-CURRENT FreeBSD 5.1-CURRENT #5: Sun Sep 28 
23:37:08 CEST 2003     
mik at map02.modrany.czf:/usr/obj/usr/src/sys/ROUTER  i386
~~~cut~~~
the same messages i get also at
5.1-RELEASE-p3 FreeBSD 5.1-RELEASE-p3 #2: Wed Sep 17 00:17:40 CEST 2003
box

any ideas or do i something wrong? (forget I read anything about new 
procfs - sorry if yes ...) ?
thaks for reply
Jiri