diff --git a/source/import/importerply.js b/source/import/importerply.js
index 2160927..e992c3e 100644
--- a/source/import/importerply.js
+++ b/source/import/importerply.js
@@ -254,7 +254,7 @@ OV.ImporterPly = class extends OV.ImporterBase
                 return;
             }
 
-            if (foundFace < face.count) {
+            if (face !== null && foundFace < face.count) {
                 if (parameters.length >= 4) {
                     let vertexCount = parseInt (parameters[0], 10);
                     if (parameters.length < vertexCount + 1) {
diff --git a/source/viewer/viewergeometry.js b/source/viewer/viewergeometry.js
index e28a3af..b289e5d 100644
--- a/source/viewer/viewergeometry.js
+++ b/source/viewer/viewergeometry.js
@@ -1,4 +1,3 @@
-
 OV.SetThreeMeshPolygonOffset = function (mesh, offset)
 {
     function SetMaterialsPolygonOffset (materials, offset)