Hello everybody, Can anybody tell me why I’m getting a 500 error while doing: POST /api/vms/91c32fdb-5d53-4f67-91eb-4c6f23a0d81d/start HTTP/1.1 Authorization: Basic YWRt02EW50ZXJuYWw6aGFja2VyMTM= Content-Type: application/json Accept: application/json Host: 192.168.2.21 Connection: close User-Agent: Paw/2.2.1 (Macintosh; OS X/10.10.3) GCDHTTPRequest Content-Length: 248 {"vm":{"os":{"boot":[{"dev":"hd"},{"dev":"cdrom"}]},"initialization":{"host_name":"local.freak.net","cloud_init":{"network_configuration":{"nics":{"nic":[{"on_boot":"true","name":"eth0","network":{}}]}},"host":{"address":"local.devtime.dev.nl"}}}}} HTTP Status 500 -  type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.jboss.resteasy.spi.UnhandledException: java.lang.NullPointerException org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:340) org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:214) org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:190) org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:540) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:502) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) javax.servlet.http.HttpServlet.service(HttpServlet.java:847) org.ovirt.engine.core.aaa.filters.RestApiSessionMgmtFilter.doFilter(RestApiSessionMgmtFilter.java:69) org.ovirt.engine.core.aaa.filters.EnforceAuthFilter.doFilter(EnforceAuthFilter.java:39) org.ovirt.engine.core.aaa.filters.LoginFilter.doFilter(LoginFilter.java:74) org.ovirt.engine.core.aaa.filters.NegotiationFilter.doFilter(NegotiationFilter.java:113) org.ovirt.engine.core.aaa.filters.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:90) org.ovirt.engine.core.aaa.filters.SessionValidationFilter.doFilter(SessionValidationFilter.java:73) org.ovirt.engine.core.aaa.filters.EngineSessionTokenAuthenticationFilter.doFilter(EngineSessionTokenAuthenticationFilter.java:31) org.ovirt.engine.core.aaa.filters.RestApiSessionValidationFilter.doFilter(RestApiSessionValidationFilter.java:32) org.ovirt.engine.api.common.security.CSRFProtectionFilter.doFilter(CSRFProtectionFilter.java:110) org.ovirt.engine.api.common.security.CSRFProtectionFilter.doFilter(CSRFProtectionFilter.java:101) root cause java.lang.NullPointerException org.ovirt.engine.api.common.util.EnumValidator.validateEnum(EnumValidator.java:86) org.ovirt.engine.api.common.util.EnumValidator.validateEnum(EnumValidator.java:66) org.ovirt.engine.api.restapi.resource.validation.CloudInitValidator.validateEnums(CloudInitValidator.java:21) org.ovirt.engine.api.restapi.resource.validation.VmValidator.validateEnums(VmValidator.java:54) org.ovirt.engine.api.restapi.resource.validation.VmValidator.validateEnums(VmValidator.java:10) org.ovirt.engine.api.restapi.resource.BackendResource.validateEnums(BackendResource.java:348) org.ovirt.engine.api.restapi.resource.BackendVmResource.start(BackendVmResource.java:342) sun.reflect.GeneratedMethodAccessor1093.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:606) org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:155) org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:257) org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:222) org.jboss.resteasy.core.ResourceLocator.invokeOnTargetObject(ResourceLocator.java:152) org.jboss.resteasy.core.ResourceLocator.invoke(ResourceLocator.java:91) org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:525) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:502) org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:119) org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) javax.servlet.http.HttpServlet.service(HttpServlet.java:847) org.ovirt.engine.core.aaa.filters.RestApiSessionMgmtFilter.doFilter(RestApiSessionMgmtFilter.java:69) org.ovirt.engine.core.aaa.filters.EnforceAuthFilter.doFilter(EnforceAuthFilter.java:39) org.ovirt.engine.core.aaa.filters.LoginFilter.doFilter(LoginFilter.java:74) org.ovirt.engine.core.aaa.filters.NegotiationFilter.doFilter(NegotiationFilter.java:113) org.ovirt.engine.core.aaa.filters.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:90) org.ovirt.engine.core.aaa.filters.SessionValidationFilter.doFilter(SessionValidationFilter.java:73) org.ovirt.engine.core.aaa.filters.EngineSessionTokenAuthenticationFilter.doFilter(EngineSessionTokenAuthenticationFilter.java:31) org.ovirt.engine.core.aaa.filters.RestApiSessionValidationFilter.doFilter(RestApiSessionValidationFilter.java:32) org.ovirt.engine.api.common.security.CSRFProtectionFilter.doFilter(CSRFProtectionFilter.java:110) org.ovirt.engine.api.common.security.CSRFProtectionFilter.doFilter(CSRFProtectionFilter.java:101) Met vriendelijke groet, With kind regards, Xander Smalbil Netbulae Virtualization Experts ---------------- Tel: 053 20 30 270 info(a)netbulae.eu Staalsteden 4-3A KvK 08198180 Fax: 053 20 30 271 www.netbulae.eu 7547 TA Enschede BTW NL821234584B01 ----------------