Error: The L2 interface cannot be assigned to virtual system.

[USG]vsys name vfw2
[USG-vsys-vfw2]assign resource-class r0
[USG-vsys-vfw2]assign interface GigabitEthernet 3/0/8
 Error: The L2 interface cannot be assigned to virtual system.
[USG-vsys-vfw2

解决：assign 资源时，不要分配接口，分配vlan

#根防火墙
vsys enable
resource-class r0
resource-class r1
#
#
vsys name Ch
 assign resource-class r1
 assign vlan 10
#
ip vpn-instance Ch
 ipv4-family
 ipv6-family
#
ip vpn-instance default
 ipv4-family

interface GigabitEthernet1/0/8
 portswitch                               
 undo shutdown
 port link-type trunk
 undo port trunk allow-pass vlan 1
 port trunk allow-pass vlan 10
#
interface GigabitEthernet1/0/9
 portswitch
 undo shutdown
 port link-type trunk
 undo port trunk allow-pass vlan 1
 port trunk allow-pass vlan 10




虚拟防火墙：
switch vsys Ch
#
firewall zone trust
 set priority 85
 add interface GigabitEthernet1/0/8
#
firewall zone untrust
 set priority 5
 add interface GigabitEthernet1/0/9