Many Oracle ERP Users facing Problems in accessing oracle Forms. FRM-92050 Failed to Connect to Server.
This can be solved by setting following steps.
Navigate to Tools (Menu bar at top of Internet Explorer) > Internet Options > Security Tab.
Click Internet -> Custom Level
Set the Enable XSS filter to “Disable”
This will disable XSS Filter and enable cross site scripting.
Now you can open Oracle Java Forms.
after above solution my java form have still this error