1 files changed, 3 insertions, 3 deletions

diff --git a/js/document/html-document.js b/js/document/html-document.js
index bb54874c..8b765501 100755
--- a/js/document/html-document.js
+++ b/js/document/html-document.js
@@ -291,7 +291,7 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                                 shapeModel.GLGeomObj                    = root;
                                 shapeModel.strokeSize                   = root._strokeWidth;
                                 shapeModel.stroke                               = root._strokeColor.slice();
-                                shapeModel.strokeMaterial               = root._strokeMaterial.dup();
+                                shapeModel.strokeMaterial               = root._strikeMaterial ? root._strokeMaterial.dup() : null;
                                 shapeModel.strokeStyle                  = "solid";
                                 //shapeModel.strokeStyleIndex
                                 //shapeModel.border
@@ -302,7 +302,7 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                         elementModel.selection = "Rectangle";
                         elementModel.pi = "RectanglePi";
                         shapeModel.fill                                 = root._fillColor.slice();
-                        shapeModel.fillMaterial                 = root._fillMaterial.dup();
+                        shapeModel.fillMaterial                 = root._fillMaterial ? root._fillMaterial.dup() : null;
                                                 shapeModel.tlRadius = root._tlRadius;
                                                 shapeModel.trRadius = root._trRadius;
                                                 shapeModel.blRadius = root._blRadius;
@@ -313,7 +313,7 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                         elementModel.selection = "Oval";
                         elementModel.pi = "OvalPi";
                         shapeModel.fill                                 = root._fillColor.slice();
-                        shapeModel.fillMaterial                 = root._fillMaterial.dup();
+                        shapeModel.fillMaterial                 = root._fillMaterial ? root._fillMaterial.dup() : null;
                                                 shapeModel.innerRadius = root._innerRadius;
                                                 break;