diff --git a/source/engine/import/importer3ds.js b/source/engine/import/importer3ds.js
index 38cec3c..6a3a206 100644
--- a/source/engine/import/importer3ds.js
+++ b/source/engine/import/importer3ds.js
@@ -305,10 +305,6 @@ export class Importer3ds extends ImporterBase
         this.ReadChunks (reader, endByte, (chunkId, chunkLength) => {
             if (chunkId === CHUNK3DS.OBJ_TRIMESH) {
                 this.ReadMeshChunk (reader, chunkLength, objectName);
-            } else if (chunkId === CHUNK3DS.OBJ_LIGHT) {
-                this.SkipChunk (reader, chunkLength);
-            } else if (chunkId === CHUNK3DS.OBJ_CAMERA) {
-                this.SkipChunk (reader, chunkLength);
             } else {
                 this.SkipChunk (reader, chunkLength);
             }
diff --git a/source/website/sidebardetailspanel.js b/source/website/sidebardetailspanel.js
index 8197a9b..1875943 100644
--- a/source/website/sidebardetailspanel.js
+++ b/source/website/sidebardetailspanel.js
@@ -43,16 +43,10 @@ export class SidebarDetailsPanel extends SidebarPanel
                 return null;
             }
             const volume = CalculateVolume (object3D);
-            if (volume === null) {
-                return null;
-            }
             return new Property (PropertyType.Number, null, volume);
         });
         this.AddCalculatedProperty (table, 'Surface', () => {
             const surfaceArea = CalculateSurfaceArea (object3D);
-            if (surfaceArea === null) {
-                return null;
-            }
             return new Property (PropertyType.Number, null, surfaceArea);
         });
         if (object3D.PropertyGroupCount () > 0) {