Xmanager session suddenly close [1]

From Xmanager.log file:

Error: fd 12 not openned in ../../.././lib/xtransXtranswinsock.c, 321
XdmcpFill: too few bytes(-1) received
SocketINETAccept: accept() failed, errno: 10035
WSAAyncSelect() on fd 4 failed, event: 33
Error: fd 4 not openned in ../../.././lib/xtransXtranswinsock.c, 321
XdmcpFill: too few bytes(-1) received
SocketINETAccept: accept() failed, errno: 10035
Xdmcp: Control client is closed and the entire session is closed.
All clients are closed down. Going to server reset...
Terminate at server reset is active.
X server was terminated normally.

OS: Solaris 8 and Windows 2000 Pro SP2.

The error log says that all X connections has been closed unexpectedly. This may due to the following reasons:

- Network is unstable due to a problem of LAN card, cable or hub.
- Application in Solaris are killed by unknown reasons.
Need to check memory, swap space and system load.
- Network connections are established on top of unstable software.
Check if your network has a VPN or firewall configuration.

First of all, you need to check $HOME/.dt/errorlog file for detailed error messages.

Any other information regarding on your environment would be helpful to figure out the reason.

----
Technical Support