OpenSAML user discussion

Hi,

I have a webservice which uses opensaml-1.1 and is deployed on weblogic
10.0. Following exception is being thrown while trying to sign the
assertion. Same code works on weblogic 9.2. 

Caused by: java.lang.IllegalArgumentException: Schema
        at
com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImpl.setAt
tribute(DocumentBuilderFactoryImpl.java:140)
        at
weblogic.xml.jaxp.WebLogicDocumentBuilderFactory.setAttribute(WebLogicDo
cumentBuilderFactory.java:146)
        at
weblogic.xml.jaxp.RegistryDocumentBuilder.setupDocumentBuilderFactory(Re
gistryDocumentBuilder.java:329)
        at
weblogic.xml.jaxp.RegistryDocumentBuilder.getDefaultDocumentBuilderFacto
ry(RegistryDocumentBuilder.java:286)
        at
weblogic.xml.jaxp.RegistryDocumentBuilder.getDocumentBuilder(RegistryDoc
umentBuilder.java:222)
        at
weblogic.xml.jaxp.RegistryDocumentBuilder.newDocument(RegistryDocumentBu
ilder.java:121)
        at org.opensaml.XML$ParserPool.newDocument(Unknown Source)
        at org.opensaml.SAMLObject.toDOM(Unknown Source)
        at org.opensaml.SAMLSignedObject.toDOM(Unknown Source)
        at org.opensaml.SAMLObject.toDOM(Unknown Source)
        at org.opensaml.SAMLSignedObject.sign(Unknown Source)
        at org.opensaml.SAMLSignedObject.sign(Unknown Source)

Thanks,
Bharath