Version-Release number of selected component:
firewall-config-0.3.13-2.fc21

Additional info:
reporter:       libreport-2.3.0
cmdline:        /usr/bin/python -Es /usr/bin/firewall-config
executable:     /usr/bin/firewall-config
kernel:         3.19.5-200.fc21.i686+PAE
runlevel:       N 5
type:           Python
uid:            1000

Truncated backtrace:
firewall-config:2094:onChangeZone:TypeError: 'NoneType' object is not iterable

Traceback (most recent call last):
  File "/usr/bin/firewall-config", line 2094, in onChangeZone
    for item in interfaces:
TypeError: 'NoneType' object is not iterable

Local variables in innermost frame:
masquerade: False
name: 'time-exceeded'
_services: []
sources: []
default: False
_icmpblocks: []
interfaces: None
args: (<TreeSelection object at 0xb41e8374 (GtkTreeSelection at 0x9ec5440)>,)
iter: None
self: <__main__.FirewallConfig object at 0xb424ad8c>
item: ['1025-65535', 'tcp']
builtin: False
icmpblocks: ['destination-unreachable', 'echo-reply', 'echo-request', 'parameter-problem', 'redirect', 'router-advertisement', 'router-solicitation', 'source-quench', 'time-exceeded']
rules: []
services: ['https', 'ssh']
selected_zone: 'FedoraWorkstation'
ports: [['1025-65535', 'udp'], ['1025-65535', 'tcp']]
forward_ports: []