Created attachment 788465 [details]
Source code of JUnit test

Description of problem:

Cannot delete some of the deployed/expanded artifacts in S-RAMP repository either via s-ramp-ui or using SrampAtomApiClient.
The attached JUnit test basically uploads switchyard demo application to S-RAMP does some assertions and tries to clean the repository by deleting previously deployed artifacts.

14:23:25,504 ERROR [org.overlord.sramp.server.atom.services.BatchResource] (http-/127.0.0.1:8080-15) Error deleting artifact: ac9f1785-5aa8-4b2f-8b6b-0d3fba6d0374: org.overlord.sramp.common.SrampServerException: javax.jcr.nodetype.NoSuchNodeTypeException: "sramp:extendedArtifactType" is not currently a mixin type for node "/s-ramp/artifacts/ac/9f/17/85-5aa8-4b2f-8b6b-0d3fba6d0374"
	at org.overlord.sramp.repository.jcr.JCRPersistence.deleteArtifact(JCRPersistence.java:409) [s-ramp-repository-jcr-0.3.0.Final.jar:0.3.0.Final]
	at org.overlord.sramp.server.atom.services.ArtifactResource.delete(ArtifactResource.java:443) [classes:]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_25]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_25]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_25]
	at java.lang.reflect.Method.invoke(Method.java:606) [rt.jar:1.7.0_25]
	at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:167) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:269) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:227) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:216) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:542) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:524) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:126) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) [resteasy-jaxrs-2.3.6.Final-redhat-1.jar:2.3.6.Final-redhat-1]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.2.Final-redhat-1.jar:1.0.2.Final-redhat-1]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169) [jboss-as-web-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:145) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:336) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:920) [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
	at java.lang.Thread.run(Thread.java:724) [rt.jar:1.7.0_25]
Caused by: javax.jcr.nodetype.NoSuchNodeTypeException: "sramp:extendedArtifactType" is not currently a mixin type for node "/s-ramp/artifacts/ac/9f/17/85-5aa8-4b2f-8b6b-0d3fba6d0374"
	at org.modeshape.jcr.AbstractJcrNode.removeMixin(AbstractJcrNode.java:2479)
	at org.overlord.sramp.repository.jcr.JCRPersistence.deleteArtifact(JCRPersistence.java:388) [s-ramp-repository-jcr-0.3.0.Final.jar:0.3.0.Final]
	... 30 more

Version-Release number of selected component (if applicable):
* S-RAMP 6.0.0.ER1

How reproducible:
* Always

Steps to Reproduce:
1. Run the attached JUnit test (or similar)
2. 

Actual results:
* Fails to delete class org.switchyard.quickstarts.demo.policy.transaction.StoreService and the test stops.

Expected results:
* All artifacts can be deleted

Additional info: