2010/3/31 angelo alfano <angeloalfa76@xxxxxxxx>: > conn = libvirt.open("vbox:///session") > > return this error: > > libvir: VBOX error : internal error unable to initialize VirtualBox driver > API > Traceback (most recent call last): > File "prova.py", line 5, in <module> > conn = libvirt.open("vbox:///session") > File "/usr/lib/python2.6/dist-packages/libvirt.py", line 163, in open > if ret is None:raise libvirtError('virConnectOpen() failed') > libvirt.libvirtError: internal error unable to initialize VirtualBox driver > API > > why? > This error basically says, that libvirt doesn't support your VirtualBox version. What libvirt and VirtualBox version do you use? Matthias