[ndnSIM] Failed to register prefix in local hub's daemon

[Alex Afanasyev]

Most likely you're starting your NLSR application at time moment 0.  You need to schedule the start at a later time moment (say, 1second).  Otherwise, ndn::Face::registerPrefix() will always fail.

---
Alex

> On Dec 28, 2015, at 11:23 AM, Anil Jangam <anilj.mailing at gmail.com> wrote:
> 
> Hi,
> 
> I am testing a scenario of NLSR simulation and hitting an exception in ndnSIM. I searched for the error in the past learned that I need to start the NFD and NRD processes, but that suggestion was in case of real applications. What is the cause of this in the simulation setup?
> 
> Am I missing any environment setup, which is leading to this error?
> 
> 4.227s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 4.227s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 4.227s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 8.487s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 8.487s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 8.487s ndn-cxx.Face:expressInterest(): >> Interest: /ndn/NLSR/sync/00
> 10s HelloProtocol:scheduleInterest(): Scheduling HELLO Interests in 5 seconds
> 10s HelloProtocol:scheduleInterest(): Scheduling HELLO Interests in 5 seconds
> 10s HelloProtocol:scheduleInterest(): Scheduling HELLO Interests in 5 seconds
> ERROR: Failed to register prefix in local hub's daemon
> terminate called after throwing an instance of 'nlsr::Nlsr::Error'
>   what():  Error: Prefix registration failed
> 
> Program received signal SIGABRT, Aborted.
> 0x00007fffe99cccc9 in __GI_raise (sig=sig at entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
> 56    ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
> 
> /anil.

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