1 files changed, 15 insertions, 6 deletions
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/VBORegionSPES2.java b/src/jogl/classes/jogamp/graph/curve/opengl/VBORegionSPES2.java
index e45e623ba..baeb8dc46 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/VBORegionSPES2.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/VBORegionSPES2.java
@@ -57,12 +57,21 @@ public class VBORegionSPES2 extends GLRegion {
 
     @Override
     protected final void clearImpl(final GL2ES2 gl, final RegionRenderer renderer) {
-        indicesBuffer.seal(gl, false);
-        indicesBuffer.rewind();
-        verticeAttr.seal(gl, false);
-        verticeAttr.rewind();
-        texCoordAttr.seal(gl, false);
-        texCoordAttr.rewind();
+        if(DEBUG_INSTANCE) {
+            System.err.println("VBORegionSPES2 Clear: " + this);
+        }
+        if( null != indicesBuffer ) {
+            indicesBuffer.seal(gl, false);
+            indicesBuffer.rewind();
+        }
+        if( null != verticeAttr ) {
+            verticeAttr.seal(gl, false);
+            verticeAttr.rewind();
+        }
+        if( null != texCoordAttr ) {
+            texCoordAttr.seal(gl, false);
+            texCoordAttr.rewind();
+        }
     }
 
     @Override