Hi,

Java3D v1.2.1_03 (and previous release) is not compatiable
with JDK1.4. We'll release v1.2.1_04 which fix the
problem pretty soon.

You can try either
- JDK1.4/JDK1.3.1 with Java3D v1.3 beta1
or
- JDK1.3.1 with Java3D v1.2.1_03

to workaround it.

- Kelvin
------------------
Java 3D Team
Sun Microsystems Inc.



>Date: Mon, 04 Mar 2002 09:56:39 -0800
>From: "Innes, Erik" <[EMAIL PROTECTED]>
>Subject: [JAVA3D] Problem with Canvas3D under Java 1.4
>To: [EMAIL PROTECTED]
>MIME-version: 1.0
>Delivered-to: [EMAIL PROTECTED]
>
>I'm having a problem with Canvas3D since installing Java 1.4 ( j2sdk1.4.0).
>I get a Java3D error message box:
>  "Fail to create back buffer - DDERR_INALIDPARAMS"
>When I hit OK, sometimes the Canvas3D renders, sometimes it doesn't.
>The Canvas3D is being rendered in a JinternalFrame which is within a
>JDesktopPane. See the code fragment below:
>
>// ---------------------- Initialization -----------------------------------
>public class MainFrame extends javax.swing.Jframe {
>  public MainFrame() {
>    jDesktopPane1 = new javax.swing.JDesktopPane();
>    viewFrame = new javax.swing.JInternalFrame();
>    viewFrame.setVisible(true);
>    viewFrame.setNormalBounds(new java.awt.Rectangle(10, 10, 560, 500));
>    jDesktopPane1.add(viewFrame, javax.swing.JLayeredPane.DEFAULT_LAYER);
>    viewFrame.setBounds(10, 10, 560, 500);
>    getContentPane().add(jDesktopPane1, java.awt.BorderLayout.CENTER);
>    pack();
>    java.awt.Container cp = viewFrame.getContentPane();
>    cp.setLayout(new java.awt.BorderLayout());
>    cp.add(ViewCanvas.getReference(), java.awt.BorderLayout.CENTER);
>  }
>}
>
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