bugi

If downloading Dilbert scripts don't work for you try finding dilbert.pl script(on my installation it's in /usr/share/apps/komics/). Next, change 'Today\'s Dilbert Comic' to 'Today\'s Comic'.
You could also use following patch while installing komics:

--- src/scripts/dilbert.pl.orig 2005-02-02 14:01:25.964429648 +0100
+++ src/scripts/dilbert.pl 2005-02-02 14:02:55.788901068 +0100
@@ -5,7 +5,7 @@

our $url = 'http://www.dilbert.com';
our $prefix = 'http://www.dilbert.com';
-our $attr_value = 'Today\'s Dilbert Comic';
+our $attr_value = 'Today\'s Comic';
our $attr_name = 'alt';
our $regex = '';
- Feb 02 2005

well, for the problem with choosing a strip from context menu, here is a patch:
http://bugi.j.com.pl/komics-1.4-RightClickMenu.patch - Dec 16 2004