can't generate events

[Mono Hager]

INFO: will run in mode: noshowerLO
Do you want to edit a card (press enter to bypass editing)?
  1 / param : param_card.dat
  2 / run : run_card.dat
 you can also
   - enter the path to a valid card or banner.
   - use the 'set' command to modify a parameter directly.
     The set option works only for param_card and run_card.
     Type 'help set' for more information on this command.
   - call an external program (ASperGE/MadWidth/...).
     Type 'help' for the list of available command
 [0, done, 1, param, 2, run, enter path][60s to answer]
>2
open /home/hager/Software_test/aMCNLO/MG5_aMC_v2_3_3/pp_MadZ/Cards/run_card.dat

** (emacs:7832): WARNING **: Error retrieving accessibility bus address: org.freedesktop.DBus.Error.ServiceUnknown: The name org.a11y.Bus was not provided by any .service files
- 1 can not be mapped to an integer
not valid argument. Valid argument are file path or value in (0,done,1,param,2,run).
please retry
>
Command "launch " interrupted with error:
Exception : - 1 can not be mapped to an integer
Please report this bug on https://bugs.launchpad.net/mg5amcnlo
More information is found in 'ME5_debug'.
Please attach this file to your report.
quit
INFO:

[Mono Hager (monohager)]

the solution was simply to write

 -1 = lpp2 ! beam 2 type (0 = no PDF)

instead of

 - 1 = lpp2 ! beam 2 type (0 = no PDF)