cups-browsed assert failure: cups-browsed: strlst.c:381: avahi_string_list_find: Assertion `key' failed.

Randomly crashed.

$ lsb_release -rd
Description: Ubuntu Trusty Tahr (development branch)
Release: 14.04

$ apt-cache policy cups-filters
cups-filters:
  Installed: 1.0.46-0ubuntu1
  Candidate: 1.0.46-0ubuntu1
  Version table:
 *** 1.0.46-0ubuntu1 0
        500 http://ca.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: cups-browsed 1.0.46-0ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-12.32-generic 3.13.4
Uname: Linux 3.13.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.13.2-0ubuntu5
Architecture: amd64
AssertionMessage: cups-browsed: strlst.c:381: avahi_string_list_find: Assertion `key' failed.
CupsErrorLog:

Date: Tue Feb 25 14:09:16 2014
ExecutablePath: /usr/sbin/cups-browsed
InstallationDate: Installed on 2013-12-21 (66 days ago)
InstallationMedia: Ubuntu-GNOME 14.04 "Trusty Tahr" - Alpha amd64 (20131219)
Lpstat:
 device for Canon_MX430_series: ipps://MacBook-Pro.local:631/printers/Canon_MX430_series
 device for HP_Officejet_Pro_8500_A909a: ipps://Natashas-MacBook-2.local:631/printers/HP_Officejet_Pro_8500_A909a
 device for Samsung_SCX_3400_Series__SEC001599AB1D8D_: ipps://Cynthias-MacBook-Pro.local:631/printers/Samsung_SCX_3400_Series__SEC001599AB1D8D_
 device for staples_webprint: ipps://MacBook-Pro.local:631/printers/staples_webprint
MachineType: Dell Inc. Latitude E6410
Papersize: letter
ProcCmdline: /usr/sbin/cups-browsed
ProcEnviron:
 PATH=(custom, no user)
 TERM=linux
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-12-generic root=UUID=9a54f17f-af2d-4e6c-99d1-a75c32caad2a ro quiet splash
Signal: 6
SourcePackage: cups-filters
StacktraceTop:
 __assert_fail_base (fmt=0x7f728f6c04b8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f729002558a "key", file=file@entry=0x7f7290025905 "strlst.c", line=line@entry=381, function=function@entry=0x7f7290025a30 "avahi_string_list_find") at assert.c:92
 __GI___assert_fail (assertion=0x7f729002558a "key", file=0x7f7290025905 "strlst.c", line=381, function=0x7f7290025a30 "avahi_string_list_find") at assert.c:101
 avahi_string_list_find () from /usr/lib/x86_64-linux-gnu/libavahi-common.so.3
 ?? ()
 ?? ()
Title: cups-browsed assert failure: cups-browsed: strlst.c:381: avahi_string_list_find: Assertion `key' failed.
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 08/10/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A05
dmi.board.name: 0K42JR
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA05:bd08/10/2010:svnDellInc.:pnLatitudeE6410:pvr0001:rvnDellInc.:rn0K42JR:rvrA01:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E6410
dmi.product.version: 0001
dmi.sys.vendor: Dell Inc.