dynaflow-launcher.sh version is not working

[rosiereflo]

We get the following message:

the option '--config' is required but missing
DynaFlowLauncher v1.7.0
  -h [ --help ]         Display help message
  --log-level arg       Dynawo logger level (allowed values are ERROR, WARN, 
                        INFO, DEBUG): default is DEBUG
  --network arg         Network file path to process (IIDM support only)
  --contingencies arg   Contingencies file path to process (Security Analysis)
  --config arg          launcher Configuration file to use
  -v [ --version ]      Display version
  --nsa                 Run steady state calculation followed by security 
                        analysis. Requires contingencies file to be defined.