Unable to allow remote access of RHEL7 gui via XDMCP.

Solution Verified - Updated -

Issue

  • XDMCP is configured on RHEL7, but when trying to connect to RHEL7 from Windows using OpenText Exceed/Xming/NetSarang Xmanager/Reflection X getting following error:
"Oh no! Something has gone wrong"

"A problem has occurred and the system can't recover. Please log out and try again"
  • After performing the required configuration changes still not able to access RHEL7 via XDMCP, getting a blank screen during connection.

Environment

  • Red Hat Enterprise Linux 7.0
  • XDMCP remote graphics

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