Unipisa / Unipisa/Simu5G

<!> Error: Address contains no value

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C++
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Description

Hi there, how''s doing?

I'm using a Python code to run several Multicell_Standalone modified simulation with a Ns2MotionMobility model (Cmdenv). Each simulation round creates a mobility.traceFile before run the omnetpp.ini file. For any reason, I got the following error:

<!> Error: Address contains no value

The problem is that the error described above apears in specific simulation round.
For example: If I have to simulate 10 times(with 10 diferent Ns2MotionMobility tracefile) one of then will show up this error. However, if I use the same tracefile and run over a Qtenv, the simulation works fine.

I saw some closed issues (like this one), but I'm using omnetpp 6.0.1, inet 4.5 and Simu5G 1.2.2, so the HostAutoConfigurator is already updated.

As I'm new on Simu5G (and omnetpp as well) I don't known if there is a workaround for this issue or another way to run several simulations (Cmdenv) with live tracefile creation.

I'm attaching the mobility_ant.mob.txt, the omnetp.ini.txt file and the Multicell_Graphdsr.ned.txt.

By the way, the python command to run the simulation is:

    os.system(f'opp_run -m -n ../../../emulation:../..:../../../src:../../../../inet4.5/examples:../../../../inet4.5/showcases:../../../../inet4.5/'
              f'src:../../../../inet4.5/tests/validation:../../../../inet4.5/tests/networks:../../../../inet4.5/tutorials '
              f'-image-path=../../../images:../../../../inet4.5/images -l ../../../src/simu5g -l ../../../../inet4.5/src/INET '
              f'omnetpp.ini -c CBR-DL_UL -u Cmdenv --sim-time-limit={simTime}s')

Any needed file I'm here. Thankyou so much in advance

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the attached omnetpp.ini, mobility_ant.mob.txt, and Multicell_Graphdsr.ned.txt, then run the provided opp_run command in Cmdenv using the failing tracefile. Compare the failing round with the same tracefile under Qtenv and identify a reproducible cause or workaround for the “Address contains no value” error.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, python
Domain
networking, testing-qa
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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