DBCA troubleshooting -- Warning: Cannot convert string "-monotype-arial-regular-r-normal--*-140-*-*-

Attempted to run dbca on server from server console:

From /etc/hosts file on server:

ww.xx.y.zz serv_console  # Local console port

I performed

a) export DISPLAY=ww.xx.y.zz:0.0

   dbca and it encountered an error.

b)
  I attempted setting export DISPLAY=localhost:0.0

   dbca and it never came back.

From a separate machine I was logged in via Putty:

I received similar errors:

when I use xclock: obtain Error: Can't open display:

Update:  Using Putty with X11 forwarding and enabled and xdisplay location set to localhost:0.0 I was able to invoke dbca and received the following warning: