Symptom
After upgrading Wily Enterprise Manager to version 9 the following error is shown when accessing Introscope Webview:
HTTP ERROR: 500
java.lang.IncompatibleClassChangeError: Class com.sun.org.apache.xerces.internal.dom.DeferredElementNSImpl
does not implement the requested interface org.w3c.dom.Node
"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."
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Environment
Introscope Enterprise Manager 9
Keywords
java.lang.IncompatibleClassChangeError, javax.servlet.jsp.JspException, HTTP Error 500, Console, Introscope EM 9.1, problem accessing /webview/console.do., class com.sun.org.apache.xerces.internal.dom.DeferredElementNSImpl does not implement the requested interface , KBA , XX-PART-WILY , Introscope by CA Technologies , Problem
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