virtual box instalation error

hello Friends thanks for your support
I trying to install virtual-box plugin an i get error below

*******************************************
Reading package lists...
Building dependency tree...
>>> *************** Error ***************
Failed to execute command 'export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin; export LANG=C; export DEBIAN_FRONTEND=noninteractive; apt-get --yes --force-yes --fix-missing --allow-unauthenticated --reinstall install openmediavault-virtualbox 2>&1' with exit code '100': Reading package lists...

Building dependency tree...

Reading state information...

Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
openmediavault-virtualbox : Depends: phpvirtualbox but it is not going to be installed
Depends: virtualbox but it is not installable
Depends: virtualbox-ext-pack but it is not installable or
virtualbox-ext-pack-installer but it is not going to be installed
E
:
Unable to correct problems, you have held broken packages.

<<< *************************************

i dont know what i did wrong
my omv3.0.87 was update today and extras-plugins too
i use webgui to install

Regards,

Sami

Thanks for reply

i386 system? yes (runing on virtual box machine on win7-plataform)

I try to install via Web-Gui and not work

virtual box is not installed.

how can i install virtualbox from cl in root console?

Regards

Sami

I haven't built the packages for i386. ok
Running virtualbox on virtualbox is not fun. -> It was only to start my first steps with opemmediavault and i liked
I wil make a 64bits machine to run in a real machine
Thanks for your explanition
Regards
Sami