[strongSwan] Urgent: need help with uml installation

[xrats melkonian]

hey guys i  need some help with installation plz.

i successful install srongswan on ubuntu 10.04  86   in top of virtualbox.

then i install uml_utlilities from the software center and i copy these files
gentoo-fs-20100830.tar.bz2    .config-3.1.0   linux-2.6.39.4.tar.bz2   strongswan-4.6.2.tar.bz2
ha-3.0.patch.bz2

to my strongswan-testing when i try to create the environment ./make-testing <hosts>
before all are running smothly 


 Now compiling uml kernel..done
 * Copying uml kernel to '/home/xrats/strongswan-testing/umlbuild/linux-uml-2.6.39.4'..mv: cannot stat `linux': No such file or directory
done
Adding ssh public keys of the uml instances (scripts/build-sshkeys)
 * Backing up ~/.ssh/known_hosts to '~/.ssh/known_hosts.before_uml'..done
!! Warning: An entry exists for the following IP address: 10.1.0.10
!! Warning: An entry exists for the following IP address: 10.1.0.20
!! Warning: An entry exists for the following IP address: 192.168.0.1
!! Warning: An entry exists for the following IP address: 192.168.0.100
!! Warning: An entry exists for the following IP address: 192.168.0.150
!! Warning: An entry exists for the following IP address: 192.168.0.200
!! Warning: An entry exists for the following IP address: 192.168.0.2
!! Warning: An entry exists for the following IP address: 10.2.0.10
 * Checking for ssh rsa key '~/.ssh/id_rsa.pub'..already exists
Building host configurations (scripts/build-hostconfig)
 * Copied default host config directory to '/home/xrats/strongswan-testing/umlbuild/hosts'
 * Generate default config for..sun..moon..dave..carol..alice..venus..bob..winnetou..done
Building uml root file system with strongSwan (scripts/build-umlrootfs)
 * Looking for strongSwan at '/home/xrats/strongswan-testing/strongswan-4.6.2.tar.bz2'..found it
 * strongSwan version is 'strongswan-4.6.2'
 * Looking for gentoo root filesystem at '/home/xrats/strongswan-testing/gentoo-fs-20111212.tar.bz2'..found it
 * Building basic root filesystem (gentoo)..done
 * Removing /etc/resolv.conf
 * Copying '/home/xrats/strongswan-testing/umlbuild/hosts/default/etc/hosts' to the root filesystem
 * Extracting strongSwan into the root filesystem
 * Preparing strongSwan installation script
 * Compiling strongswan-4.6.2 within the root file system as chroot..done
 * Copying '/home/xrats/strongswan-testing/umlbuild/hosts/default/etc/ipsec.d/tables.sql' to the root filesystem
cp: cannot create regular file `/home/xrats/strongswan-testing/umlbuild/root-fs/loop/etc/ipsec.d/tables.sql': No such file or directory
mkdir: cannot create directory `/home/xrats/strongswan-testing/umlbuild/root-fs/loop/lib/modules/ha-3.0.patchum': File exists
umount: /home/xrats/strongswan-testing/umlbuild/root-fs/loop is not mounted (according to mtab)
Building uml host root file systems (scripts/build-umlhostfs)
 * Creating root filesystem for..xrats..mount: only root can do that
cp: cannot stat `/home/xrats/strongswan-testing/umlbuild/hosts/xrats/etc': No such file or directory
umount: /home/xrats/strongswan-testing/umlbuild/root-fs/loop is not mounted (according to mtab)
done
Starting the uml switches and instances (start-testing)
Start the uml bridges  (scripts/start-bridges)
./scripts/start-bridges: line 23: brctl: command not found
 * Starting umlbr1 with taps.../scripts/function.sh: line 90: brctl: command not found
./scripts/function.sh: line 91: brctl: command not found
./scripts/function.sh: line 92: brctl: command not found
./scripts/function.sh: line 93: brctl: command not found
SIOCSIFADDR: Permission denied
umlbr1: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: Permission denied
umlbr1: ERROR while getting interface flags: No such device
alice..venus..moon..done
./scripts/start-bridges: line 37: brctl: command not found
 * Starting umlbr0 with taps.../scripts/function.sh: line 90: brctl: command not found
./scripts/function.sh: line 91: brctl: command not found
./scripts/function.sh: line 92: brctl: command not found
./scripts/function.sh: line 93: brctl: command not found
SIOCSIFADDR: Permission denied
umlbr0: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: Permission denied
umlbr0: ERROR while getting interface flags: No such device
alice..moon..carol..winnetou..dave..sun..done
./scripts/start-bridges: line 54: brctl: command not found
 * Starting umlbr2 with taps.../scripts/function.sh: line 90: brctl: command not found
./scripts/function.sh: line 91: brctl: command not found
./scripts/function.sh: line 92: brctl: command not found
./scripts/function.sh: line 93: brctl: command not found
SIOCSIFADDR: Permission denied
umlbr2: ERROR while getting interface flags: No such device
SIOCSIFNETMASK: Permission denied
umlbr2: ERROR while getting interface flags: No such device
sun..bob..done
Start the uml instances  (scripts/gstart-umls)
 * Starting xrats..done
 * Waiting for the uml instances to finish booting
 * Checking on xrats..........................exit
   

what i am missing plz help me :P thank you
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