Hi!  Yes, it's me that can't stay connected.  Here is a copy of the most recent error file.  I just patched my video drivers and java but still lost connection.  Usually I can stay on for about 5 minutes.

Thx.  Kaolin

Uncaught exception from thread:Thread[com.jme3.network.kernel.tcp.SocketConnector@1c7e0e8,5,main]
com.jme3.network.kernel.ConnectorException: Connector closed.
   at com.jme3.network.base.ConnectorAdapter.run(ConnectorAdapter.java:162)

Build version:20120627

Gathering app info from OpenGL thread...
Memory usage:
Working memory: 84% (175051776/208244736)  VM Max: 33% (175051776/518979584)

Rendering caps:
    FrameBuffer
    FrameBufferMRT
    FrameBufferMultisample
    TextureMultisample
    OpenGL20
    OpenGL21
    OpenGL30
    OpenGL31
    OpenGL32
    ARBprogram
    GLSL100
    GLSL110
    GLSL120
    GLSL130
    GLSL140
    GLSL150
    VertexTextureFetch
    TextureArray
    TextureBuffer
    FloatTexture
    FloatColorBuffer
    FloatDepthBuffer
    PackedFloatTexture
    SharedExponentTexture
    PackedFloatColorBuffer
    TextureCompressionLATC
    NonPowerOfTwoTextures
    MeshInstancing
    VertexBufferArray

Statistics:
  Vertices = 374277
  Triangles = 193001
  Uniforms = 1938
  Objects = 227
  Shaders (S) = 31
  Shaders (F) = 23
  Shaders (M) = 25
  Textures (S) = 64
  Textures (F) = 41
  Textures (M) = 53
  FrameBuffers (S) = 5
  FrameBuffers (F) = 4
  FrameBuffers (M) = 4
Application settings:
UseInput = true
AudioRenderer = LWJGL
Height = 720
Renderer = LWJGL-OpenGL2
BitsPerPixel = 24
Fullscreen = false
StencilBits = 0
DepthBits = 24
VSync = false
Frequency = -1
Width = 1280
Samples = 0
DisableJoysticks = true
FrameRate = -1

Display adapter information:
Adapter:null
Driver Version:null
Vendor:NVIDIA Corporation
Version:4.2.0
Renderer:GeForce GTX 560 Ti/PCIe/SSE2
GLSL Ver:4.20 NVIDIA via Cg compiler

Uncaught exception from thread:Thread[com.jme3.network.kernel.tcp.SocketConnector@1c7e0e8,5,main]
java.lang.NoClassDefFoundError: Could not initialize class sun.awt.shell.ShellFolder
   at com.sun.java.swing.plaf.windows.WindowsLookAndFeel$LazyWindowsIcon.createValue(Unknown Source)
   at javax.swing.UIDefaults.getFromHashtable(Unknown Source)
   at javax.swing.UIDefaults.get(Unknown Source)
   at javax.swing.MultiUIDefaults.get(Unknown Source)
   at javax.swing.UIManager.get(Unknown Source)
   at sun.swing.DefaultLookup.get(Unknown Source)
   at javax.swing.plaf.basic.BasicOptionPaneUI.getIconForType(Unknown Source)
   at javax.swing.plaf.basic.BasicOptionPaneUI.getIcon(Unknown Source)
   at javax.swing.plaf.basic.BasicOptionPaneUI.createMessageArea(Unknown Source)
   at javax.swing.plaf.basic.BasicOptionPaneUI.installComponents(Unknown Source)
   at javax.swing.plaf.basic.BasicOptionPaneUI.installUI(Unknown Source)
   at javax.swing.JComponent.setUI(Unknown Source)
   at javax.swing.JOptionPane.setUI(Unknown Source)
   at javax.swing.JOptionPane.updateUI(Unknown Source)
   at javax.swing.JOptionPane.<init>(Unknown Source)
   at javax.swing.JOptionPane.showOptionDialog(Unknown Source)
   at javax.swing.JOptionPane.showMessageDialog(Unknown Source)
   at javax.swing.JOptionPane.showMessageDialog(Unknown Source)
   at mythruna.client.net.RemoteGameClient$ClientStateObserver.handleError(RemoteGameClient.java:409)
   at mythruna.client.net.RemoteGameClient$ClientStateObserver.handleError(RemoteGameClient.java:382)
   at com.jme3.network.base.DefaultClient.handleError(DefaultClient.java:353)
   at com.jme3.network.base.DefaultClient$Redispatch.handleError(DefaultClient.java:425)
   at com.jme3.network.base.ConnectorAdapter.handleError(ConnectorAdapter.java:150)
   at com.jme3.network.base.ConnectorAdapter.run(ConnectorAdapter.java:179)

Memory usage:
Working memory: 84% (175307352/208244736)  VM Max: 33% (175307352/518979584)

Statistics:
  Vertices = 374277
  Triangles = 193001
  Uniforms = 1938
  Objects = 227
  Shaders (S) = 31
  Shaders (F) = 23
  Shaders (M) = 25
  Textures (S) = 64
  Textures (F) = 41
  Textures (M) = 53
  FrameBuffers (S) = 5
  FrameBuffers (F) = 4
  FrameBuffers (M) = 4