JCK test api/javax_xml/crypto/dsig/TransformService/index_ParamMethods fails

The JCK (JCK8b28) test api/javax_xml/crypto/dsig/TransformService/index_ParamMethods has started to fail since jdk8b100 with error:

java.lang.ClassCastException: parent must be of type DOMStructure
at org.jcp.xml.dsig.internal.dom.ApacheTransform.marshalParams(ApacheTransform.java:95)
at org.jcp.xml.dsig.internal.dom.DOMXPathTransform.marshalParams(DOMXPathTransform.java:94)
at javasoft.sqe.tests.api.javax.xml.crypto.dsig.TransformService.ParamMethodsTests.ParamMethods2003(ParamMethodsTests.java:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:491)
at javasoft.sqe.javatest.lib.MultiTest.invokeTestCase(MultiTest.java:405)
at javasoft.sqe.jck.lib.XMLDSigProviderTest.invokeTestCase(XMLDSigProviderTest.java:105)
at javasoft.sqe.javatest.lib.MultiTest.run(MultiTest.java:194)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:491)
at com.sun.jck.lib.ExecJCKTestSameJVMCmd$Version2Test.execute(ExecJCKTestSameJVMCmd.java:488)
at com.sun.jck.lib.ExecJCKTestSameJVMCmd$StandardTest.run(ExecJCKTestSameJVMCmd.java:436)
at com.sun.jck.lib.ExecJCKTestSameJVMCmd.execute(ExecJCKTestSameJVMCmd.java:258)
at com.sun.jck.lib.ExecJCKTestSameJVMCmd.run(ExecJCKTestSameJVMCmd.java:161)
at com.sun.javatest.agent.Agent$Task.executeCommand(Agent.java:845)
at com.sun.javatest.agent.Agent$Task.execute(Agent.java:789)
at com.sun.javatest.agent.Agent$Task.handleRequest(Agent.java:645)
at com.sun.javatest.agent.Agent.handleRequestsUntilClosed(Agent.java:416)
at com.sun.javatest.agent.Agent.access$000(Agent.java:60)
at com.sun.javatest.agent.Agent$1.run(Agent.java:282)
at java.lang.Thread.run(Thread.java:724)