diff --git a/elab_type.cc b/elab_type.cc
index eb2803cbf..4c1814909 100644
--- a/elab_type.cc
+++ b/elab_type.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2014 Stephen Williams (steve@icarus.com)
+ * Copyright (c) 2012-2016 Stephen Williams (steve@icarus.com)
  *
  *    This source code is free software; you can redistribute it
  *    and/or modify it in source code form under the terms of the GNU
@@ -17,11 +17,13 @@
  *    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
+# include  "PExpr.h"
 # include  "pform_types.h"
 # include  "netlist.h"
 # include  "netclass.h"
 # include  "netdarray.h"
 # include  "netenum.h"
+# include  "netqueue.h"
 # include  "netparray.h"
 # include  "netscalar.h"
 # include  "netstruct.h"
@@ -245,6 +247,16 @@ ivl_type_s* uarray_type_t::elaborate_type_raw(Design*des, NetScope*scope) const
 	    return res;
       }
 
+	// Special case: if the dimension is null:nil. this is a queue.
+      if (cur->second==0 && dynamic_cast<PENull*>(cur->first)) {
+	    cerr << get_fileline() << ": sorry: "
+		 << "SV queues inside classes are not yet supported." << endl;
+	    des->errors += 1;
+
+	    ivl_type_s*res = new netqueue_t(btype);
+	    return res;
+      }
+
       vector<netrange_t> dimensions;
       bool bad_range = evaluate_ranges(des, scope, dimensions, *dims);
 
diff --git a/pform_pclass.cc b/pform_pclass.cc
index bd2a7a21a..a3b7df4f0 100644
--- a/pform_pclass.cc
+++ b/pform_pclass.cc
@@ -79,6 +79,7 @@ void pform_class_property(const struct vlltype&loc,
 	    if (! curp->index.empty()) {
 		  list<pform_range_t>*pd = new list<pform_range_t> (curp->index);
 		  use_type = new uarray_type_t(use_type, pd);
+		  FILE_NAME(use_type, loc);
 	    }
 
 	    pform_cur_class->type->properties[curp->name]