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zypper in spice-vdagent

/opt/master-pdf-editor-5/masterpdfeditor5: symbol lookup error: /opt/master-pdf-editor-5/masterpdfeditor5: undefined symbol: _ZN10QMutexPool17globalInstanceGetEPKv

 inxi -Gx
Graphics:  Device-1: NVIDIA GK104 [GeForce GTX 770] vendor: CardExpert driver: nvidia v: 440.64 bus ID: 01:00.0 
           Display: x11 server: X.org 1.20.7 driver: nvidia unloaded: fbdev,modesetting,nouveau,vesa 
           resolution: <xdpyinfo missing> 
           OpenGL: renderer: GeForce GTX 770/PCIe/SSE2 v: 4.6.0 NVIDIA 440.64 direct render: Yes

echo "allow all" | sudo tee /etc/qemu/${USER}.conf
allow all

echo "include /etc/qemu/${USER}.conf" | sudo tee --append /etc/qemu/bridge.conf
include /etc/qemu/mirliton.conf

sudo chown ${USER}:root /etc/qemu/${USER}.conf

sudo chmod 640 /etc/qemu/${USER}.conf

cat /etc/qemu/bridge.conf
# Access control file for qemu bridge helper
# Syntax consists of:
#   # comment (ignored)
#   allow all
#   allow <bridge_name>
#   deny all
#   deny <bridge_name>
#   include /path/to/additional/ACL/file
# Users are blacklisted by default and 'deny' takes precedence over 'allow'.
# Including additional ACL files allows file access permissions to be used as
# a component of the policy to allow access or deny access to specific bridges.
include /etc/qemu/root.conf
include /etc/qemu/mirliton.conf

Erreur lors de la création du réseau virtuel : error creating bridge interface virbr0: Operation not permitted

Traceback (most recent call last):
  File "/usr/share/virt-manager/virtManager/asyncjob.py", line 75, in cb_wrapper
    callback(asyncjob, *args, **kwargs)
  File "/usr/share/virt-manager/virtManager/createnet.py", line 472, in _async_net_create
    netobj.create()
  File "/usr/lib64/python3.7/site-packages/libvirt.py", line 3173, in create
    if ret == -1: raise libvirtError ('virNetworkCreate() failed', net=self)
libvirt.libvirtError: error creating bridge interface virbr0: Operation not permitted

nmcli con add type bridge con-name br0 ifname br0 autoconnect yes

nmcli con up br0
Connection successfully activated (master waiting for slaves) (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/3)

brctl show  br0
bridge name     bridge id               STP enabled     interfaces
br0             8000.0a37a035e398       yes

nmcli con show
NAME                 UUID                                  TYPE      DEVICE 
br0                  c30b13c2-320a-422a-be7e-ef6be395eb23  bridge    br0    
Connexion filaire 1  95f64120-70e6-3640-a4c8-4b41ceac3e09  ethernet  enp6s0

ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether bc:ae:c5:e3:5c:2f brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.24/24 brd 192.168.1.255 scope global dynamic noprefixroute enp6s0
       valid_lft 73279sec preferred_lft 73279sec
    inet6 2a01:cb05:8077:4600:7534:a8d6:a7f4:2d5/64 scope global temporary dynamic 
       valid_lft 1766sec preferred_lft 566sec
    inet6 2a01:cb05:8077:4600:5dce:497f:c0e3:272d/64 scope global dynamic mngtmpaddr noprefixroute 
       valid_lft 1766sec preferred_lft 566sec
4: br0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
    link/ether 0a:37:a0:35:e3:98 brd ff:ff:ff:ff:ff:ff