Hi NS users, When I execute the following command. xgraph <filename> -geometry 800x400 & The graph is plotted but I get the following message: Unknown event type: 16 Present configuration: Linux: SUSE 7.1 NS: 2.1b8a This didn't happen in my previous configuration: Linux: RedHat 6.2 NS: 2.1b6 What can I do to avoid it? Thanks, Giuseppe Tringali