Version-Release number of selected component:
setroubleshoot-server-3.3.6-1.fc24

Additional info:
reporter:       libreport-2.7.1
cmdline:        /usr/bin/python3 -Es /usr/sbin/setroubleshootd -f ''
executable:     /usr/sbin/setroubleshootd
kernel:         4.5.3-300.fc24.x86_64
pkg_fingerprint: 73BD E983 81B4 6521
pkg_vendor:     Fedora Project
reproducible:   The problem is reproducible
runlevel:       N 5
type:           Python3
uid:            475

Truncated backtrace:
service.py:647:_message_cb:SystemError: <built-in function isinstance> returned a result with an error set

SystemExit

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib64/python3.5/site-packages/dbus/service.py", line 647, in _message_cb
    if not isinstance(message, MethodCallMessage):
SystemError: <built-in function isinstance> returned a result with an error set

Local variables in innermost frame:
self: <setroubleshoot.server.SetroubleshootdDBusObject at /org/fedoraproject/Setroubleshootd at 0x7f01f31575f8>
message: <dbus.lowlevel.MethodCallMessage path: /org/fedoraproject/Setroubleshootd, iface: org.fedoraproject.SetroubleshootdIface, member: avc dest: org.fedoraproject.Setroubleshootd>
connection: <dbus._dbus.SystemBus (system) at 0x7f01f5dbfa40>

Potential duplicate: bug 1315860