control: reassign -1 libvirt Hi, On Sat, Apr 07, 2018 at 07:25:01PM +0200, Christoph Anton Mitterer wrote: > Package: virt-manager > Version: 1:1.4.3-1 > Severity: important > > > Hi. > > Since the most recent upgrade, when I try to start a network from the GUI: > Error starting network 'main': internal error: Failed to initialize a valid > firewall backend > > Traceback (most recent call last): > File "/usr/share/virt-manager/virtManager/asyncjob.py", line 89, in > cb_wrapper > callback(asyncjob, *args, **kwargs) > File "/usr/share/virt-manager/virtManager/asyncjob.py", line 125, in tmpcb > callback(*args, **kwargs) > File "/usr/share/virt-manager/virtManager/libvirtobject.py", line 82, in > newfn > ret = fn(self, *args, **kwargs) > File "/usr/share/virt-manager/virtManager/network.py", line 81, in start > self._backend.create() > File "/usr/lib/python2.7/dist-packages/libvirt.py", line 2947, in create > if ret == -1: raise libvirtError ('virNetworkCreate() failed', net=self) > libvirtError: internal error: Failed to initialize a valid firewall backend
This is likely relate to another report I got via private mail where libvirtd looks for iptables in the wrong path. Please check the libvirt logs. Using firewalld should work around this. -- Guido