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Logging into EBS using SSO is giving 500 Internal Server Error (Doc ID 2657915.1)

Last updated on APRIL 14, 2020

Applies to:

Oracle E-Business Suite Technology Stack - Version 12.2.6 and later
Information in this document applies to any platform.

Symptoms

Accessing EBS via SSO is redirected to http(s)://server.domain:<port>/accessgate/ssologin?

The following errors were seen in the logs

access_log
=======
"GET /accessgate/ssologin? HTTP/1.1" 500


oaea_server1.log
============
####<Mon DD, YYYY 12:17:26 PM GST> <Error> <HTTP> <wc-srv-server.domain> <oaea_server1> <[ACTIVE] ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)'> <> <> <> <1584519446886> <BEA-101020> <[ServletContext@1993402416[app:accessgate module:fndauth.war path:/accessgate spec-version:2.5]] Servlet failed with Exception
java.lang.NullPointerException
at oracle.apps.fnd.ext.sso.OAMLanguageCookie.selectLanguage(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.getLangCode(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.getErrorText(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.<init>(Unknown Source)
at oracle.apps.fnd.ext.sso.FndSsoFilter.doFilter(Unknown Source)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3748)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3714)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2283)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2182)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1499)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:263)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

 

oaea_server1.out
============
<Mon DD, YYYY 12:19:55 PM GST> <Error> <HTTP> <BEA-101020> <[ServletContext@1993402416[app:accessgate module:fndauth.war path:/accessgate spec-version:2.5]] Servlet failed with Exception
java.lang.NullPointerException
at oracle.apps.fnd.ext.sso.OAMLanguageCookie.selectLanguage(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.getLangCode(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.getErrorText(Unknown Source)
at oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper.<init>(Unknown Source)
at oracle.apps.fnd.ext.sso.FndSsoFilter.doFilter(Unknown Source)
Truncated. see log file for complete stacktrace
>
Mon DD, YYYY 12:25:43 PM oracle.apps.fnd.ext.sso.AppsHttpServletRequestWrapper <init>
SEVERE: FATAL Exception while dealing with session attribute REQUESTURL.
java.lang.IllegalArgumentException: Null charset name
at java.nio.charset.Charset.lookup(Charset.java:460)
at java.nio.charset.Charset.isSupported(Charset.java:510)
at weblogic.servlet.internal.ServletRequestImpl.setCharacterEncodingInternal(ServletRequestImpl.java:435)

Changes

 Attempted to clone the instance (Error was seen on the source instance)
 Some how the SERVER_ID in FND_NODES was updated.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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