--- lib/bots_filter.rb	2010-06-18 00:36:29.880478728 +0200
+++ lib/bots_filter.rb.new	2010-06-18 00:37:16.300475863 +0200
@@ -41,7 +41,10 @@
   BOTS_USER_AGENT_RE = Regexp.new("(#{BOTS_USER_AGENT.collect {|a| Regexp.escape(a)}.join('|')})", Regexp::IGNORECASE)
   
   def bot_request?
-    request.user_agent.match(BOTS_USER_AGENT_RE)
+    if request.user_agent.blank?
+      return false
+    end
+    request.user_agent.match(BOTS_USER_AGENT_RE)    
   end
 end