diff -r bbb498ccb4ac -r 26e3035cdffc src/TypeManager.cpp
--- a/src/TypeManager.cpp	Sat Dec 22 23:18:57 2012 -0800
+++ b/src/TypeManager.cpp	Mon Dec 24 02:49:20 2012 -0800
@@ -53,6 +53,8 @@
         return false;
     if ((primitiveTypes_[PrimitiveType_Bool] = Type::NewPrimitive(zone_, PrimitiveType_Bool)) == NULL)
         return false;
+    if ((primitiveTypes_[PrimitiveType_String] = Type::NewPrimitive(zone_, PrimitiveType_String)) == NULL)
+        return false;
 
     Local<Type> type(zone_);
     for (unsigned i = 0; i < PrimitiveTypes_Total; i++) {