0
的WSO2的Identity Server 4.6.0無法處理以下SAML（SLO）註銷請求：WSO2IS 4.6.0無法處理SAML LogoutRequest
<saml2p:LogoutRequest Destination="https://idp:9443/samlsso"
ID="_f2a42cceb9e680b8d91fafd44d05391d27afa997"
IssueInstant="2014-03-26T18:18:10.842Z"
Version="2.0"
xmlns:saml2p="urn:oasis:names:tc:SAML:2.0:protocol"
>
<saml2:Issuer xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion">sp</saml2:Issuer>
<saml2:NameID Format="urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress"
xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion"
>REALM/[email protected]</saml2:NameID>
</saml2p:LogoutRequest>
它提供：
[2014-03-26 19:18:11,009] ERROR - Error Processing the Logout Request {org.wso2.carbon.identity.sso.saml.processors.LogoutRequestProcessor}
java.lang.IndexOutOfBoundsException: Index: 0
at java.util.Collections$EmptyList.get(Collections.java:3212)
at org.opensaml.xml.util.LazyList.get(LazyList.java:89)
[...]
Caused by: java.lang.IndexOutOfBoundsException: Index: 0
at java.util.Collections$EmptyList.get(Collections.java:3212)
at org.opensaml.xml.util.LazyList.get(LazyList.java:89)
at org.opensaml.xml.util.XMLObjectChildrenList.get(XMLObjectChildrenList.java:96)
at org.opensaml.xml.util.XMLObjectChildrenList.get(XMLObjectChildrenList.java:32)
at org.wso2.carbon.identity.sso.saml.processors.LogoutRequestProcessor.process(LogoutRequestProcessor.java:114)
... 38 more
任何想法爲什麼，以及如何補救？
UPDATE：
我認爲這是關係到SessionIndex的元素，但根據http://docs.oasis-open.org/security/saml/v2.0/saml-core-2.0-os.pdf SAML文檔是在LogoutRequest可選。