Connectiviy problem

[Robert C. Helling]

Mario,

> Am 22.04.2014 um 05:20 schrieb Mario Pilz <mariopilz at gmx.net>:
> 
> I followed what you mentioned below, but the dialout group was already established and it still doesn't work out.

What exactly do you mean by "established"?  Existence is not enough, the user running subsurface has to be a member of that group. What are the permissions of the device you are connecting with, ie what is

ls -l /dev/ttyusb0

Or whatever the device you are using?

Best
Robert