NetworkManager crashed with SIGSEGV in g_type_instance_get_private() switching from 1 cabled network configuration to the second cabled network config. After disabling the autoconnect feature

[smilesm]

Description: Ubuntu oneiric (development branch)
Release: 11.10
network-manager:
  Geïnstalleerd: 0.9.0-0ubuntu3
  Kandidaat: 0.9.0-0ubuntu3
  Versietabel:
 *** 0.9.0-0ubuntu3 0
        500 http://be.archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages
        100 /var/lib/dpkg/status

It should have disabled network connection 1 and switch to network connection 2.
The application created an error pop up

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: network-manager 0.9.0-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-11.17-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
ApportVersion: 1.22.1-0ubuntu2
Architecture: amd64
CRDA: Error: [Errno 2] Bestand of map bestaat niet
Date: Tue Sep 13 23:09:08 2011
ExecutablePath: /usr/sbin/NetworkManager
Gconf:

InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
IpRoute:
 default via 192.168.1.1 dev eth1 proto static
 169.254.0.0/16 dev eth1 scope link metric 1000
 192.168.1.0/24 dev eth1 proto kernel scope link src 192.168.1.105
IwConfig:
 lo no wireless extensions.

 eth1 no wireless extensions.

 eth0 no wireless extensions.
Keyfiles: Error: [Errno 2] Bestand of map bestaat niet
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
 WimaxEnabled=true
ProcCmdline: NetworkManager
ProcEnviron: PATH=(custom, no user)
RfKill:

SegvAnalysis:
 Segfault happened at: 0x7fd763b87b41 <g_type_instance_get_private+33>: cmpq $0x0,(%rdi)
 PC (0x7fd763b87b41) ok
 source "$0x0" ok
 destination "(%rdi)" (0xaaaaaaaaaaaaaaaa) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: network-manager
StacktraceTop:
 g_type_instance_get_private () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 nm_agent_manager_save_secrets ()
 ?? ()
 ?? ()
 ?? ()
Title: NetworkManager crashed with SIGSEGV in g_type_instance_get_private()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

mtime.conffile..etc.NetworkManager.NetworkManager.conf: 2011-09-13T23:09:07.927240

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #797868, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.