that done makes it load and work but not for multiple runs such as montecarlo.
I get this at the terminal:
/home/cadence/IC6.18/tools.lnx86/dfII/../../share/bin/cdsXvfb-run: 141: [[: not found
//home/cadence/IC6.18/tools.lnx86/dfII/../../share/bin/cdsXvfb-run: 171: [[: not found
/home/cadence/IC6.18/tools.lnx86/dfII/../../share/bin/cdsXvfb-run: 176: printf: %q: invalid directive