Random Crash: dleyna-renderer-service crashed with SIGSEGV in dlr_device_unsubscribe()

Random crash. Ubuntu 17.10 on 2009 iMac.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: dleyna-renderer 0.4.0-1
ProcVersionSignature: Ubuntu 4.11.0-10.15-generic 4.11.8
Uname: Linux 4.11.0-10-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.6-0ubuntu4
Architecture: amd64
CurrentDesktop: GNOME
Date: Sat Jul 22 14:29:41 2017
ExecutablePath: /usr/lib/dleyna-renderer/dleyna-renderer-service
InstallationDate: Installed on 2017-06-02 (50 days ago)
InstallationMedia: Ubuntu-GNOME 17.04 "Zesty Zapus" - Release amd64 (20170412)
ProcCmdline: /usr/lib/dleyna-renderer/dleyna-renderer-service
ProcEnviron:
 SHELL=/usr/bin/fish
 XDG_RUNTIME_DIR=<set>
 PATH=(custom, no user)
 LANG=en_US.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7fb7607bbe52 <dlr_device_unsubscribe+18>: mov 0x8(%rax),%edx
 PC (0x7fb7607bbe52) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: dleyna-renderer
StacktraceTop:
 dlr_device_unsubscribe () at /usr/lib/x86_64-linux-gnu/dleyna-renderer/libdleyna-renderer-1.0.so.1
 dlr_upnp_unsubscribe () at /usr/lib/x86_64-linux-gnu/dleyna-renderer/libdleyna-renderer-1.0.so.1
 () at /usr/lib/x86_64-linux-gnu/dleyna-renderer/libdleyna-renderer-1.0.so.1
 () at /usr/lib/x86_64-linux-gnu/libdleyna-core-1.0.so.3
 g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: dleyna-renderer-service crashed with SIGSEGV in dlr_device_unsubscribe()
UpgradeStatus: Upgraded to artful on 2017-07-22 (0 days ago)
UserGroups: adm cdrom dialout dip lpadmin plugdev sambashare sudo