```
vyos@vyos:~$ show firewall group
Traceback (most recent call last):
File "/usr/libexec/vyos/op_mode/firewall.py", line 344, in <module>
show_firewall_group(args.name)
File "/usr/libexec/vyos/op_mode/firewall.py", line 250, in show_firewall_grop
references = find_references(group_type, group_name)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/libexec/vyos/op_mode/firewall.py", line 228, in find_references
if name_type not in firewall[item]:
~~~~~~~~^^^^^^
KeyError: 'ipv4'
vyos@vyos:~$ show version
Version: VyOS 1.4-rolling-202308180646
Release train: current
Built by: autobuild@vyos.net
Built on: Fri 18 Aug 2023 06:46 UTC
Build UUID: 6c4971c5-6b6b-4b83-a810-e118ee462896
Build commit ID: 1c11058f429865
Architecture: x86_64
Boot via: installed image
System type: KVM guest
Hardware vendor: QEMU
Hardware model: Standard PC (i440FX + PIIX, 1996)
Hardware S/N:
Hardware UUID: 969b4aee-b3e1-4a55-9a88-d455cc8aa81e
Copyright: VyOS maintainers and contributors
```
```
vyos@vyos:~$ show firewall summary
Ruleset Summary
Traceback (most recent call last):
File "/usr/libexec/vyos/op_mode/firewall.py", line 348, in <module>
show_summary()
File "/usr/libexec/vyos/op_mode/firewall.py", line 301, in show_summary
show_firewall_group()
File "/usr/libexec/vyos/op_mode/firewall.py", line 250, in show_firewall_grop
references = find_references(group_type, group_name)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/libexec/vyos/op_mode/firewall.py", line 228, in find_references
if name_type not in firewall[item]:
~~~~~~~~^^^^^^
KeyError: 'ipv4'
```