UV was installed via debian packages. UV was set up for open data node. Please, try if a creation via rest api is still working.
Thanks a lot.
NOTE: similar to https://github.com/UnifiedViews/Core/issues/558
master.log
2016-01-11 10:04:19,371 [http-bio-127.0.0.1-28080-exec-1] ERROR eu.unifiedviews.master.model.ApiException - API exception raised: status: Internal Server Error, errorMessage: Pipeline cannot be created., technicalMessage: During synchronization a new object was found through a relationship that was not marked cascade PERSIST: Pipeline{id=null, name=null, description=null, owner=User{id=1, username=admin, fullName=John Admin, externalIdentifier=http://www.johnadmin.cz, email='admin@example.com', userActor='null'}, actor='null', lastChange='null'}.; nested exception is java.lang.IllegalStateException: During synchronization a new object was found through a relationship that was not marked cascade PERSIST: Pipeline{id=null, name=null, description=null, owner=User{id=1, username=admin, fullName=John Admin, externalIdentifier=http://www.johnadmin.cz, email='admin@example.com', userActor='null'}, actor='null', lastChange='null'}.
eu.unifiedviews.master.model.ApiException: HTTP 500 Internal Server Error
at eu.unifiedviews.master.api.PipelineResource.createPipeline(PipelineResource.java:110) [PipelineResource.class:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.7.0_91]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[na:1.7.0_91]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.7.0_91]
at java.lang.reflect.Method.invoke(Method.java:606) ~[na:1.7.0_91]
at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:151) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:171) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$TypeOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:195) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:104) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:384) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:342) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:101) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:271) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.internal.Errors.process(Errors.java:315) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.internal.Errors.process(Errors.java:297) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.internal.Errors.process(Errors.java:267) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:297) [jersey-common-2.13.jar:na]
at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:254) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1030) [jersey-server-2.13.jar:na]
at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:373) [jersey-container-servlet-core-2.13.jar:na]
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:381) [jersey-container-servlet-core-2.13.jar:na]
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:344) [jersey-container-servlet-core-2.13.jar:na]
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:221) [jersey-container-servlet-core-2.13.jar:na]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:225) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) [tomcat-catalina-7.0.28.jar:7.0.28]
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1002) [tomcat-coyote-7.0.28.jar:7.0.28]
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:579) [tomcat-coyote-7.0.28.jar:7.0.28]
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) [tomcat-coyote-7.0.28.jar:7.0.28]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_91]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_91]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_91]
it's UV issue: https://github.com/UnifiedViews/Core/issues/567
version: 2.3.0 commit id: 7fcf1ffefce48730590c089b280c09949bdc257c
UV was installed via debian packages. UV was set up for open data node. Please, try if a creation via rest api is still working. Thanks a lot. NOTE: similar to https://github.com/UnifiedViews/Core/issues/558 master.log