modules/web/src/main/java/com/sun/javafx/webkit/UIClientImpl.java

*** 272,282 ****
  
              //The image is prepared synchronously, that is sad.
              //Image need to be created by target request only.
              //QuantumClipboard.putContent have to be rewritten in Glass manner
              //with postponed data requests (DelayedCallback data object).
!             Object platformImage = image.getPlatformImage();
              if (platformImage != null) {
                  try {
                      File temp = File.createTempFile("jfx", ".png");
                      temp.deleteOnExit();
                      ImageIO.write(
--- 272,283 ----
  
              //The image is prepared synchronously, that is sad.
              //Image need to be created by target request only.
              //QuantumClipboard.putContent have to be rewritten in Glass manner
              //with postponed data requests (DelayedCallback data object).
!             Object platformImage = image.getWidth() > 0 && image.getHeight() > 0 ?
!                     image.getPlatformImage() : null;
              if (platformImage != null) {
                  try {
                      File temp = File.createTempFile("jfx", ".png");
                      temp.deleteOnExit();
                      ImageIO.write(