diff --git a/panda/src/express/memoryInfo.cxx b/panda/src/express/memoryInfo.cxx
index 003368399f..a58532677d 100644
--- a/panda/src/express/memoryInfo.cxx
+++ b/panda/src/express/memoryInfo.cxx
@@ -118,7 +118,7 @@ determine_dynamic_type() {
         _dynamic_type = _static_type;
         _flags &= ~F_reconsider_dynamic_type;
 
-        nassert_raise("Unregistered type.");
+        //nassert_raise("Unregistered type");
         return;
       }
 
@@ -133,7 +133,7 @@ determine_dynamic_type() {
         }
 
       } else {
-        express_cat.error()
+        express_cat.warning()
           << "Pointer " << (void *)_ref_ptr << " previously indicated as type "
           << orig_type << " is now type " << got_type << "!\n";
       }
diff --git a/panda/src/putil/copyOnWriteObject.I b/panda/src/putil/copyOnWriteObject.I
index 8d45795a68..493965d4f7 100644
--- a/panda/src/putil/copyOnWriteObject.I
+++ b/panda/src/putil/copyOnWriteObject.I
@@ -145,9 +145,9 @@ init_type() {
 
   TypeHandle base_type = register_dynamic_type(base_name);
 
-  CachedTypedWritableReferenceCount::init_type();
+  CopyOnWriteObject::init_type();
   _type_handle =
     register_dynamic_type("CopyOnWriteObj<" + base_name + ">",
                           base_type, 
-                          CachedTypedWritableReferenceCount::get_class_type());
+                          CopyOnWriteObject::get_class_type());
 }