dgtized (owner)

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gist: 51291 Download_button fork
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$ git diff
diff --git a/kernel/common/module.rb b/kernel/common/module.rb
index cfc8372..d3e362a 100644
--- a/kernel/common/module.rb
+++ b/kernel/common/module.rb
@@ -284,7 +284,7 @@ class Module
 
     while mod and cmethod.nil? do
       mod = mod.direct_superclass
-      cmethod = mod.method_table[name]
+      cmethod = mod.method_table[name] if mod
     end
 
     # unwrap the real method from Visibility if needed