diff --git a/contrib/codeanalysis/profile_cpp_calls.chai b/contrib/codeanalysis/profile_cpp_calls.chai
index 8b7d484..011f9a1 100644
--- a/contrib/codeanalysis/profile_cpp_calls.chai
+++ b/contrib/codeanalysis/profile_cpp_calls.chai
@@ -12,10 +12,15 @@ for( var i = 0; i < 200000; ++i)
   test_str.erase_at(1);
   test_str.erase_at(1);
   test_str.erase_at(1);
-  test_str.erase_at(1);
-  test_str.erase_at(1);
-  test_str.erase_at(1);
-  test_str.erase_at(1);
-  test_str.erase_at(1);
+
+  size(test_str);
+//  test_str.find("a", i);
+  c_str(test_str);
+  erase_at(test_str, 1);
+  erase_at(test_str, 1);
+  erase_at(test_str, 1);
+  erase_at(test_str, 1);
+  erase_at(test_str, 1);
+  erase_at(test_str, 1);
   test_str = "bob was a string";
 }
diff --git a/include/chaiscript/language/chaiscript_eval.hpp b/include/chaiscript/language/chaiscript_eval.hpp
index 53d8e41..6f28008 100644
--- a/include/chaiscript/language/chaiscript_eval.hpp
+++ b/include/chaiscript/language/chaiscript_eval.hpp
@@ -60,7 +60,6 @@ namespace chaiscript
 
         chaiscript::eval::detail::Stack_Push_Pop tpp(state);
         if (thisobj) state.add_object("this", *thisobj);
-        chaiscript::eval::detail::Scope_Push_Pop spp(state);
 
         if (t_locals) {
           for (const auto &local : *t_locals) {
@@ -69,7 +68,9 @@ namespace chaiscript
         }
 
         for (size_t i = 0; i < t_param_names.size(); ++i) {
-          state.add_object(t_param_names[i], t_vals[i]);
+          if (t_param_names[i] != "this") {
+            state.add_object(t_param_names[i], t_vals[i]);
+          }
         }
 
         try {