Error messages when starting Designer: "java.io.IOException: Content is not allowed in prolog."

Error messages when starting Designer: "java.io.IOException: Content is not allowed in prolog."

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Article ID: KB0090987

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Updated On:

Products Versions
TIBCO Designer -
Not Applicable -

Description

Resolution:

Description

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Error messages when starting Designer:

java.io.IOException: Content is not allowed in prolog.
    at com.tibco.ae.designerapi.objectfactories.XiNodeObjectFactory.readFromStream(XiNodeObjectFactory.java:267)
    at com.tibco.ae.designerapi.AEResourceUtils.readResourceFromVFile(AEResourceUtils.java:600)


Resolution

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Delete the derectory <USERHOME>/ .TIBCO and then restart Designer. Note that user preferences would be deleted but a new file, Designer5.prefs will be created after the restart of Designer. Before deleting /.TIBCO folder you can make a backup of Designer5.prefs. 

Issue/Introduction

Error messages when starting Designer: "java.io.IOException: Content is not allowed in prolog."