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Error during logon 'Standard Error Number 5 - Source: System.xml - Description: The root element is missing'

Troubleshooting


Problem

User launches the Controller client. User receives an error. User has previously (for example, the day before) been able to launch Controller OK.

Symptom



English:

    System.Xml.XmlException: Root element is missing.
    at System.Xml.XmlTextReaderImpl.Throw(Exception e)
    at System.Xml.XmlTextReaderImpl.ThrowWithoutLineInfo(String res)
    at ...
    ...at Cognos.Controller.AppContext.SetupConfig()

French:
    System.Xml.XmlException: Element racine manquant

German:
    System.Xml.XmlException: Unerwartetes Dateiende. Die folgenden Elememte wurden nicht geschlossen: ColWidth, profile, configuration. Zeile 815,
    Position 56.
    bei System.Xml.XmlTextReaderImpl.Throw(Exception e)
    bei System.Xml.XmlTextReaderImpl.Throw(String res, String arg)
    bei System.....
    <....>
    bei Cognos.controller.AppContext.SetupConfig()
[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.2.1;10.2.0;10.1.1;10.1;8.5.1;8.5;8.4;8.3","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Historical Number

1034961

Document Information

More support for:
IBM Cognos Controller

Software version:
10.2.1, 10.2.0, 10.1.1, 10.1, 8.5.1, 8.5, 8.4, 8.3

Operating system(s):
Windows

Document number:
374889

Modified date:
08 May 2025

UID

swg21347330

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