X Error of failed request: BadDrawable
Add the following lines to the file ~/.Xdefaults or ~/.Xresources (if neither of these files exist, create one).
Wxsve*Background: grey70 Wxsve*Font: -*-lucidatypewriter-bold-r-*-*-*-140-* Wxsve*Foreground: black
Set the VHDLPATH variable to YOUR_INSTALATION_DIR/lib. For example,
VHDLPATH=~/gmvhdlpro/lib export VHDLPATH