java.lang.InternalError: Can't connect to X11 window server using DISPLAY variable
(Doc ID 567004.1)
Last updated on DECEMBER 25, 2020
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 9.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Checked for relevance on 19-Aug-2010, by the author
When one of the Oracle graphic user interface (GUI) tools gives the error:
Exception in thread "main" java.lang.InternalError: Can't connect to X11 window
server using '<hostname>:0.0' as the value of the DISPLAY variable.
There can be a number of potential causes. The purpose of this NOTE is to categorize and list those potential causes.
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In this Document