Problem in generating process

Hi,

Your syntax is not valid.
We do not have particle “w” neither jjjj

I would suggest to install madgraph locally, such that you can play with the various syntax, this is so much easier/intuitive within the shell.

Cheers,

Olivier

On 12 Oct 2015, at 23:21, Costas Vellidis <email address hidden> wrote:

> New question #272348 on MadGraph5_aMC@NLO:
> https://answers.launchpad.net/mg5amcnlo/+question/272348
>
> I am trying to generate the process pp > w jjjj, w > l vl
> The generation always fails with the message "invalid path /<email address hidden>/PROC6/Cards"
> I have a regular madgraph account.
> What is wrong?
> I include below the full description of the process generation status until it stalls.
> Thanks,
> Costas
>
>
> ************************************************************
> * *
> * W E L C O M E to *
> * M A D G R A P H 5 _ a M C @ N L O *
> * *
> * *
> * * * *
> * * * * * *
> * * * * * 5 * * * * *
> * * * * * *
> * * * *
> * *
> * VERSION 2.3.2.2 2015-09-06 *
> * BZR www 99 *
> * *
> * The MadGraph5_aMC@NLO Development Team - Find us at *
> * https://server06.fynu.ucl.ac.be/projects/madgraph *
> * and *
> * http://amcatnlo.web.cern.ch/amcatnlo/ *
> * *
> * Type 'help' for in-line help. *
> * Type 'tutorial' to learn how MG5 works *
> * Type 'tutorial aMCatNLO' to learn how aMC@NLO works *
> * Type 'tutorial MadLoop' to learn how MadLoop works *
> * *
> ************************************************************
> load MG5 configuration from /home/madgraph/mg5_configuration.txt
> import /<email address hidden>/PROC6/Cards/proc_card_mg5.dat
> import model sm
> INFO: Restrict model sm with file ../../../../../home/madgraph/MG5/models/sm/restrict_default.dat .
> INFO: Run "set stdout_level DEBUG" before import for more information.
> INFO: Change particles name to pass to MG5 convention
> Defined multiparticle p = g u c d s u~ c~ d~ s~
> Defined multiparticle j = g u c d s u~ c~ d~ s~
> Defined multiparticle l+ = e+ mu+
> Defined multiparticle l- = e- mu-
> Defined multiparticle vl = ve vm vt
> Defined multiparticle vl~ = ve~ vm~ vt~
> Defined multiparticle all = g u c d s u~ c~ d~ s~ a ve vm vt e- mu- ve~ vm~ vt~ e+ mu+ t b t~ b~ z w+ h w- ta- ta+
> define p = g u c d s b u~ c~ d~ s~ b~; define j = p
> Defined multiparticle p = g u c d s u~ c~ d~ s~ b b~
> Defined multiparticle j = g u c d s u~ c~ d~ s~ b b~
> define l = e+ mu+ ta+ e- mu- ta-; define vl = ve vm vt ve~ vm~ vt~
> Defined multiparticle l = e- mu- e+ mu+ ta- ta+
> Defined multiparticle vl = ve vm vt ve~ vm~ vt~
> generate pp > w jjjj, w>l vl
> invalid path /<email address hidden>/PROC6/Cards 
> Traceback (most recent call last):
> File "/home/madgraph/MG5/bin/mg5_aMC", line 135, in <module>
> cmd_line.run_cmd('import ' + input_file)
> File "/home/madgraph/MG5/madgraph/interface/extended_cmd.py", line 938, in run_cmd
> return self.exec_cmd(line, errorhandling=True, precmd=True)
> File "/home/madgraph/MG5/madgraph/interface/extended_cmd.py", line 927, in exec_cmd
> stop = current_interface.onecmd(line, **opt)
> File "/home/madgraph/MG5/madgraph/interface/extended_cmd.py", line 899, in onecmd
> self.nice_error_handling(error, line)
> File "/home/madgraph/MG5/madgraph/interface/extended_cmd.py", line 767, in nice_error_handling
> debug_file = open(self.debug_output, 'a')
> IOError: [Errno 2] No such file or directory: '/<email address hidden>/PROC6/Cards/generation.log'
> Warning: The script ./bin/mg5 will be removed in future versions; use ./bin/mg5_aMC instead.
>
>
> --
> You received this question notification because you are an answer
> contact for MadGraph5_aMC@NLO.