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FAQ: X Server Testing and Troubleshooting (Doc ID 153960.1)

Last updated on JANUARY 30, 2022

Applies to:

Oracle Database - Standard Edition - Version 8.1.5.0 to 11.1.0.7 [Release 8.1.5 to 11.1]
Oracle Database - Enterprise Edition - Version 12.2.0.1 to 12.2.0.1 [Release 12.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Purpose

Use this document to test your X Servers ability to display X programs and troubleshoot problems displaying the OUI, dbassist ,netasst ,dbca and dbua

Scope

The intention of this article is not to troubleshoot vendor specific problems with X Servers. You need to contact your X Server vendor if the X Server is configured properly and products do not display correctly. Examples would be:

  • Fonts are too large or too small
  • Buttons are missing or are not selectable
  • Boiler plate is displayed with no text or buttons
  • Java products hang
  • Java products core dump

Details

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In this Document
Purpose
Scope
Details
 X Server testing
 ERRORS OCCURRING WHEN RUNNING XCLOCK
    A. Error: Can't open display:
    B. Error: Can't open display: <hostname or ip address>
    C. Error: Can't open display: <hostname or ip address>:0.0
    D. _X11TransSocketINETConnect: Can't connect: errno = 111
    E. Xlib: connection to "<hostname or ip address>:0.0" refused by server
    F. Nothing is displayed and the prompt does not returned
 OTHER COMMON ORACLE JAVA PRODUCT ERRORS
     G.  DISPLAY not set. Please set the DISPLAY and try again.
    H. java.lang.InternalError: Can't connect to X11 window server using
    I. java.lang.InternalError: Can't connect to X11 window server using
    J. Xlib: connection to "Xlib: connection to "<hostname or ip address>" refused by server
    K. Products appear to hang and do not display anything
References

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