JT-18667: Constrains validation exception. Causes: 1: Cardinality violation for [SearchRequest (New).owner]. Required cardinality is [1] 2: Cardinality violation for [UserProfile (New).user]. Required cardinality is [1] 3: Cardinality violation for [AgileUserProfile (New).owner]. Required cardinality is [1]

at com.jetbrains.teamsys.dnq.database.TransientSessionImpl.checkBeforeSaveChangesConstraints(TransientSessionImpl.java:1043)
	at com.jetbrains.teamsys.dnq.database.TransientSessionImpl.flush(TransientSessionImpl.java:1133)
	at com.jetbrains.teamsys.dnq.database.TransientSessionImpl.commit(TransientSessionImpl.java:787)
	at com.jetbrains.teamsys.dnq.database.TransientStoreUtil.commit(TransientStoreUtil.java:113)
	at jetbrains.teamsys.dnq.runtime.txn._Txn.runNew(_Txn.java:262)
	at jetbrains.charisma.persistence.user.UserAux$GuestData.init(UserAux.java:82)
	at jetbrains.charisma.persistence.user.UserAux$GuestData.access$300(UserAux.java:72)
	at jetbrains.charisma.persistence.user.UserAux.getGuestData(UserAux.java:67)
	at jetbrains.charisma.persistence.user.UserAux.getOrCreateGuestSearchRequest(UserAux.java:33)
	at jetbrains.charisma.smartui.persistent.SearchRequestImpl.getSearchRequest(SearchRequestImpl.java:105)
	at jetbrains.charisma.smartui.persistent.SearchRequestImpl.getSearchRequest(SearchRequestImpl.java:94)
	at jetbrains.charisma.smartui.watchFolder.SavedQueryImpl.findHidden(SavedQueryImpl.java:155)
	at jetbrains.charisma.smartui.filter.FilterData.create(FilterData.java:234)
	at jetbrains.charisma.rss.Issues_RssTemplate$Action$1.invoke(Issues_RssTemplate.java:53)
	at jetbrains.teamsys.dnq.runtime.txn._Txn.run(_Txn.java:18)
	at jetbrains.charisma.rss.Issues_RssTemplate$Action.<init>(Issues_RssTemplate.java:50)
	at jetbrains.charisma.rss.Issues_RssTemplate.createAction(Issues_RssTemplate.java:31)
	at jetbrains.mps.webr.runtime.requestProcessor.ActionControllerUtil.processRequest(ActionControllerUtil.java:44)
	at jetbrains.mps.webr.runtime.requestProcessor.RssTemplateRequestProcessor.processRequest(RssTemplateRequestProcessor.java:43)
	at jetbrains.mps.webr.runtime.servlet.MainServlet.processRequest(MainServlet.java:226)
	at jetbrains.mps.webr.runtime.servlet.MainServlet.doGet(MainServlet.java:112)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at jetbrains.mps.webr.runtime.filter.QueryParameterFilter.doFilter(QueryParameterFilter.java:25)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.eclipse.jetty.continuation.ContinuationFilter.doFilter(ContinuationFilter.java:118)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:82)
	at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:242)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
	at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)
	at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)
	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1555)
	at java.lang.Thread.run(Unknown Source)