--- source-highlight-2.1.1/src/lib/regexpstatebuilder.cpp	2005-07-12 12:18:59.000000000 +0200
+++ source-highlight-2.1.1.new/src/lib/regexpstatebuilder.cpp	2005-08-25 19:24:00.000000000 +0200
@@ -97,7 +97,7 @@
       }
     }
   } else
-    throw boost::bad_expression("internal error");
+    throw boost::bad_expression(boost::regex_constants::error_bad_pattern);
 }
 
 void