Error importing model into MadGraph

Hi,

Likely to be a SARAH issue.

Can you put here the defintion of the
gZp

particle since it seems that this is the problem (I would bet that that pdg code of that particle is not correctly define but this is just a bet)

Cheers,

Olivier

> On 18 Aug 2018, at 11:08, ayon patra <email address hidden> wrote:
>
> New question #672452 on MadGraph5_aMC@NLO:
> https://answers.launchpad.net/mg5amcnlo/+question/672452
>
> Hi,
>
> I am trying to import a model into MadGraph. The model files were generated by SARAH-4.8.6 but when I try to import the model into MadGraph_2.6.1 or 2.6.3.2, I get the following error message:
>
> Command "import model ./models/LRTSUSYN" interrupted with error:
> TypeError : bad operand type for unary -: 'NoneType'
> Please report this bug on https://bugs.launchpad.net/mg5amcnlo
> More information is found in 'MG5_debug'.
> Please attach this file to your report.
>
> The debug file has the following:
>
> #************************************************************
> #* MadGraph5_aMC@NLO *
> #* *
> #* * * *
> #* * * * * *
> #* * * * * 5 * * * * *
> #* * * * * *
> #* * * *
> #* *
> #* *
> #* VERSION 2.6.3.2 2018-06-22 *
> #* *
> #* The MadGraph5_aMC@NLO Development Team - Find us at *
> #* https://server06.fynu.ucl.ac.be/projects/madgraph *
> #* *
> #************************************************************
> #* *
> #* Command File for MadGraph5_aMC@NLO *
> #* *
> #* run as ./bin/mg5_aMC filename *
> #* *
> #************************************************************
> set default_unset_couplings 99
> set group_subprocesses Auto
> set ignore_six_quark_processes False
> set loop_optimized_output True
> set loop_color_flows False
> set gauge unitary
> set complex_mass_scheme False
> set max_npoint_for_channel 0
> import model sm
> define p = g u c d s u~ c~ d~ s~
> define j = g u c d s u~ c~ d~ s~
> define l+ = e+ mu+
> define l- = e- mu-
> define vl = ve vm vt
> define vl~ = ve~ vm~ vt~
> import model ./models/LRTSUSYN/
> Traceback (most recent call last):
> File "/home/ayon/Software/MG5_aMC_v2_6_1/madgraph/interface/extended_cmd.py", line 1501, in onecmd
> return self.onecmd_orig(line, **opt)
> File "/home/ayon/Software/MG5_aMC_v2_6_1/madgraph/interface/extended_cmd.py", line 1450, in onecmd_orig
> return func(arg, **opt)
> File "/home/ayon/Software/MG5_aMC_v2_6_1/madgraph/interface/master_interface.py", line 274, in do_import
> self.cmd.do_import(self, *args, **opts)
> File "/home/ayon/Software/MG5_aMC_v2_6_1/madgraph/interface/madgraph_interface.py", line 5213, in do_import
> complex_mass_scheme=self.options['complex_mass_scheme'])
> File "/home/ayon/Software/MG5_aMC_v2_6_1/models/import_ufo.py", line 215, in import_model
> model = import_full_model(model_path, decay, prefix)
> File "/home/ayon/Software/MG5_aMC_v2_6_1/models/import_ufo.py", line 359, in import_full_model
> ufo_model = ufomodels.load_model(model_path, decay)
> File "/home/ayon/Software/MG5_aMC_v2_6_1/models/__init__.py", line 51, in load_model
> __import__(path_split[-1])
> File "./models/LRTSUSYN/__init__.py", line 2, in <module>
> import particles
> File "./models/LRTSUSYN/particles.py", line 1193, in <module>
> gZpc = gZp.anti()
> File "./models/LRTSUSYN/object_library.py", line 138, in anti
> return Particle(-self.pdg_code, self.antiname, self.name, self.spin, newcolor, self.mass, self.width,
> TypeError: bad operand type for unary -: 'NoneType'
> MadGraph5_aMC@NLO Options
> ----------------
> complex_mass_scheme : False
> default_unset_couplings : 99
> gauge : unitary
> group_subprocesses : Auto
> ignore_six_quark_processes : False
> loop_color_flows : False
> loop_optimized_output : True
> low_mem_multicore_nlo_generation : False
> max_npoint_for_channel : 0
> stdout_level : 20 (user set)
>
> MadEvent Options
> ----------------
> automatic_html_opening : True
> nb_core : None
> notification_center : True
> run_mode : 2
>
> Configuration Options
> ---------------------
> OLP : MadLoop
> amcfast : amcfast-config
> applgrid : applgrid-config
> auto_update : 7
> cluster_local_path : None
> cluster_nb_retry : 1
> cluster_queue : None (user set)
> cluster_retry_wait : 300
> cluster_size : 100
> cluster_status_update : (600, 30)
> cluster_temp_path : None
> cluster_type : condor
> collier : None (user set)
> cpp_compiler : None
> crash_on_error : False
> delphes_path : ./Delphes
> eps_viewer : None
> exrootanalysis_path : ./ExRootAnalysis
> f2py_compiler : None
> fastjet : None (user set)
> fortran_compiler : None
> golem : None (user set)
> hepmc_path : None (user set)
> hwpp_path : None (user set)
> lhapdf : /home/ayon/Software/MG5_aMC_v2_6_1/HEPTools/lhapdf6/bin/lhapdf-config (user set)
> madanalysis5_path : /home/ayon/Software/MG5_aMC_v2_6_1/HEPTools/madanalysis5/madanalysis5 (user set)
> madanalysis_path : ./MadAnalysis
> mg5amc_py8_interface_path : /home/ayon/Software/MG5_aMC_v2_6_1/HEPTools/MG5aMC_PY8_interface (user set)
> ninja : /home/ayon/Software/MG5_aMC_v2_6_1/HEPTools/lib (user set)
> output_dependencies : external
> pjfry : None (user set)
> pythia-pgs_path : ./pythia-pgs
> pythia8_path : ./HEPTools/pythia8
> samurai : None
> syscalc_path : ./SysCalc
> td_path : ./td
> text_editor : None
> thepeg_path : None (user set)
> timeout : 60
> web_browser : None
>
> I will be much obliged if you please help me with the issue.
>
> Thanks,
> Ayon
>
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