Fix reloadSymbolData error

mapbox · Oct 21, 2015 · 5e2a0d7 · 5e2a0d7
1 parent 185eeef
commit 5e2a0d7
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/js/source/tile.js b/js/source/tile.js
@@ -110,11 +110,11 @@ Tile.prototype = {
             return;
         }
 
-        this.buffers.glyphVertex.destroy(painter.gl);
-        this.buffers.glyphElement.destroy(painter.gl);
-        this.buffers.iconVertex.destroy(painter.gl);
-        this.buffers.iconElement.destroy(painter.gl);
-        this.buffers.collisionBoxVertex.destroy(painter.gl);
+        if (this.buffers.glyphVertex) this.buffers.glyphVertex.destroy(painter.gl);
+        if (this.buffers.glyphElement) this.buffers.glyphElement.destroy(painter.gl);
+        if (this.buffers.iconVertex) this.buffers.iconVertex.destroy(painter.gl);
+        if (this.buffers.iconElement) this.buffers.iconElement.destroy(painter.gl);
+        if (this.buffers.collisionBoxVertex) this.buffers.collisionBoxVertex.destroy(painter.gl);
 
         var buffers = unserializeBuffers(data.buffers);
         this.buffers.glyphVertex = buffers.glyphVertex;