Troubleshooting
Problem
This technote explains why IBM® Rational® ClearCase® GUIs, such as xclearcase, when displayed by xWindows fails to start on Linux™ environments with the following error:
[]Xlib: connection to ":0.0" refused by server[].
Symptom
xWindows is a windowing system for bitmap displays that provides a graphical user interface (GUI) which runs on top of Linux (or UNIX®).
When trying to run a ClearCase GUI, such as xclearcase, via xWindows it fails to start on Linux with the following error:
Xlib: connection to ":0.0" refused by server
Xlib: No protocol specified
Error: Can't open display: :0.0
[{"Product":{"code":"SSSH27","label":"Rational ClearCase"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Operating System Configurations","Platform":[{"code":"PF016","label":"Linux"}],"Version":"2003.06.00","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSSH27","label":"Rational ClearCase"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"GUI","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSSH27","label":"Rational ClearCase"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Operating System Configurations","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
16 June 2018
UID
swg21226436