User Unable To See Login Page Error: The Webgate Plug-in Is Unable To Contact Any Access Server (Doc ID 2100415.1)

Last updated on MARCH 08, 2017

Applies to:

Oracle Access Manager - Version 11.1.2.1.0 and later
Information in this document applies to any platform.

Symptoms

OTD Logs shows following error. Restart of web server fix this issue.

2015/09/11@16:13:07.69357 9537 13793 ACCESS_SDK ERROR 0x0000182C /xxx/xxxx_OAM-Webgate11117-xxxx/ngamac/src/palantir/access_api/src/obresource_request.cpp:299 "The AccessGate is unable to contact any Access Servers." raw_code^301
2015/09/11@16:13:07.69364 9537 13793 ACCESS_GATE ERROR 0x0000151A /xxx/xxxx_OAM-Webgate11117-xxxxx/ngamac/src/palantir/webgate2/src/isprotected.cpp:294 "Failure to connect to Access Server" HTTPStatus^500 Error^The AccessGate is unable to contact any Access Servers.

2015/09/11@16:13:07.69357 9537 13793 ACCESS_SDK ERROR 0x0000182C /xxx/xxxx_OAM-Webgate11117-xxxxx/ngamac/src/palantir/access_api/src/obresource_request.cpp:299 "The AccessGate is unable to contact any Access Servers." raw_code^301
2015/09/11@16:13:07.69364 9537 13793 ACCESS_GATE ERROR 0x0000151A /xxx/xxxx_OAM-Webgate11117-xxxxx/ngamac/src/palantir/webgate2/src/isprotected.cpp:294 "Failure to connect to Access Server" HTTPStatus^500 Error^The AccessGate is unable to contact any Access Servers.

Webgate version: Product: Oracle Access Manager
Component: WebGate
WebServer: iplanet
Platform: linux64
Locale: en-us
Release: 11.1.1.7.0
Date: 01/12/2013

Errors found in OAM server logs: <file Name: oam-diagnostic-xxxx.log>

[2015-10-06T07:54:22.159-04:00] [xxxx_oam1] [NOTIFICATION] [] [oracle.oam.proxy.oam] [tid: NioProcessor-1] [userId: <xxxx>] [ecid: 8fb82590488374df:5610b881:14dd40c7db8:-8000-0000000000000017,1:18084] [APP: oam_server#11.1.2.0.0] sslsessionId for Simple Mode handShake
[2015-10-06T07:54:22.159-04:00] [xxxx_oam1] [NOTIFICATION] [] [oracle.oam.proxy.oam] [tid: NioProcessor-1] [userId: <xxxxx>] [ecid: 8fb82590488374df:5610b881:14dd40c7db8:-8000-0000000000000017,1:18084] [APP: oam_server#11.1.2.0.0] response 837088ab9dbdd63ec7ad16b92c19e6de
[2015-10-06T07:54:22.161-04:00] [xxxx_oam1] [ERROR] [OAM-04020] [oracle.oam.proxy.oam] [tid: NioProcessor-1] [userId: <xxxx>] [ecid: 8fb82590488374df:5610b881:14dd40c7db8:-8000-0000000000000017,1:18084] [APP: oam_server#11.1.2.0.0] Exception encountered while processing the request message:[[
javax.net.ssl.SSLException: Invalid padding
at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:190)
at com.sun.net.ssl.internal.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1528)
at com.sun.net.ssl.internal.ssl.SSLEngineImpl.readRecord(SSLEngineImpl.java:932)
at com.sun.net.ssl.internal.ssl.SSLEngineImpl.readNetRecord(SSLEngineImpl.java:845)
at com.sun.net.ssl.internal.ssl.SSLEngineImpl.unwrap(SSLEngineImpl.java:721)
at javax.net.ssl.SSLEngine.unwrap(SSLEngine.java:607)
at org.apache.mina.filter.ssl.SslHandler.unwrap0(SslHandler.java:644)
at org.apache.mina.filter.ssl.SslHandler.unwrap(SslHandler.java:566)
at org.apache.mina.filter.ssl.SslHandler.decrypt(SslHandler.java:410)
at org.apache.mina.filter.ssl.SslHandler.messageReceived(SslHandler.java:288)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:407)
at org.apache.mina.common.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:405)
at org.apache.mina.common.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:40)
at org.apache.mina.common.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:823)
at org.apache.mina.common.DefaultIoFilterChain$HeadFilter.messageReceived(DefaultIoFilterChain.java:607)
at org.apache.mina.common.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:405)
at org.apache.mina.common.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:399)
at org.apache.mina.common.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:425)
at org.apache.mina.common.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:387)
at org.apache.mina.common.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:379)
at org.apache.mina.common.AbstractPollingIoProcessor.access$400(AbstractPollingIoProcessor.java:43)
at org.apache.mina.common.AbstractPollingIoProcessor$Worker.run(AbstractPollingIoProcessor.java:678)
at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:51)
at oracle.security.am.proxy.oam.mina.CommonJWorkImpl.run(CommonJWorkImpl.java:41)
at weblogic.work.j2ee.J2EEWorkManager$WorkWithListener.run(J2EEWorkManager.java:183)
at weblogic.work.DaemonWorkThread.run(DaemonWorkThread.java:30)
Caused by: javax.crypto.BadPaddingException: Invalid TLS padding: 15
at com.sun.net.ssl.internal.ssl.CipherBox.removePadding(CipherBox.java:412)
at com.sun.net.ssl.internal.ssl.CipherBox.decrypt(CipherBox.java:253)
at com.sun.net.ssl.internal.ssl.InputRecord.decrypt(InputRecord.java:153)
at com.sun.net.ssl.internal.ssl.EngineInputRecord.decrypt(EngineInputRecord.java:238)
at com.sun.net.ssl.internal.ssl.SSLEngineImpl.readRecord(SSLEngineImpl.java:914)
... 23 more

Cause

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