[ndnSIM] Question about ndnSIM

Marzieh Babaeianjelodar babaeim at clarkson.edu
Wed Jul 19 21:26:34 PDT 2017

Yes, I was running scenarios with it with it but I was wondering about it.

Thanks for the info.

> On Jul 19, 2017, at 10:05 PM, Spyridon (Spyros) Mastorakis <mastorakis at cs.ucla.edu> wrote:
> Hi,
> visualizer is a (rather unstable) component of NS3. We have written some extensions to allow the visualization of NDN traffic.
> I do not think that this error is related to ndnSIM and should not cause any problems to your simulations.
> Thanks,
> Spyridon (Spyros) Mastorakis
> Personal Website: http://cs.ucla.edu/~mastorakis/ <http://cs.ucla.edu/~mastorakis/>
> Internet Research Laboratory
> Computer Science Department
>> On Jul 19, 2017, at 10:08 AM, Marzieh Babaeianjelodar <babaeim at clarkson.edu <mailto:babaeim at clarkson.edu>> wrote:
>> Dear All,
>> I have been working with ndnSIM and when I run a scenario and I close the visualizer I get this:
>> marzieh at marzieh-VirtualBox:~/ndnSIM/ns-3$ ./waf --run=ndn-simple --vis
>> Waf: Entering directory `/home/marzieh/ndnSIM/ns-3/build'
>> Waf: Leaving directory `/home/marzieh/ndnSIM/ns-3/build'
>> Build commands will be stored in build/compile_commands.json
>> 'build' finished successfully (2.297s)
>> Could not load icon applets-screenshooter due to missing gnomedesktop Python module
>> Could not load icon gnome-terminal due to missing gnomedesktop Python module
>> scanning topology: [0, 3) nodes...
>> assert failed. cond="SystemThread::Equals (m_main)", msg="Simulator::Schedule Thread-unsafe invocation!", file=../src/core/model/default-simulator-impl.cc <http://default-simulator-impl.cc/>, line=231
>> terminate called without an active exception
>> Command ['/home/marzieh/ndnSIM/ns-3/build/src/ndnSIM/examples/ns3-dev-ndn-simple-debug', '--SimulatorImplementationType=ns3::VisualSimulatorImpl'] terminated with signal SIGIOT. Run it under a debugger to get more information (./waf --run <program> --command-template="gdb --args %s <args>").
>> marzieh at marzieh-VirtualBox:~/ndnSIM/ns-3$
>> I was wondering if there is a way to fix this? or is it important to fix?
>> Best Regards,
>> Marzieh

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