2 files changed, 7 insertions, 6 deletions
diff --git a/src/demo/GPURegionRendererListenerBase01.java b/src/demo/GPURegionRendererListenerBase01.java
index 19742a17a..39a920656 100644
--- a/src/demo/GPURegionRendererListenerBase01.java
+++ b/src/demo/GPURegionRendererListenerBase01.java
@@ -27,9 +27,8 @@
  */
 package demo;
 
-import jogamp.graph.curve.opengl.RegionRendererImpl01;
-
 import com.jogamp.graph.curve.OutlineShape;
+import com.jogamp.graph.curve.opengl.RegionRenderer;
 import com.jogamp.graph.geom.Vertex;
 
 /**
@@ -48,6 +47,6 @@ public abstract class GPURegionRendererListenerBase01 extends GPURendererListene
     OutlineShape outlineShape = null;
 
     public GPURegionRendererListenerBase01(Vertex.Factory<? extends Vertex> factory, int mode, boolean debug, boolean trace) {
-        super(new RegionRendererImpl01(factory, mode), debug, trace);
+        super(RegionRenderer.create(factory, mode), debug, trace);
     }        
 }
 \ No newline at end of file
diff --git a/src/demo/ReadBufferUtil.java b/src/demo/ReadBufferUtil.java
index 1de61974b..9a2da0d7e 100644
--- a/src/demo/ReadBufferUtil.java
+++ b/src/demo/ReadBufferUtil.java
@@ -95,11 +95,13 @@ public class ReadBufferUtil {
     }
 
     @SuppressWarnings("deprecation")
-    public void dispose() {
+    public void dispose() {        
         readTexture.dispose();
         readTextureData = null;
-        readPixelBuffer.clear();
-        readPixelBuffer = null;
+        if(null != readPixelBuffer) {
+            readPixelBuffer.clear();
+            readPixelBuffer = null;
+        }
         readPixelSizeLast = 0;
     }