Post Function to set Epic Link field on issue creation returns error

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2016-04-25 10:36:05.049635500 2016-04-25 10:36:05,042 http-nio-2997-exec-93 ERROR sysadmin 636x40162x1 1ocvt3e 104.192.142.137 /secure/QuickCreateIssue.jspa [c.a.j.bc.issue.DefaultIssueService] Error creating issue: 
2016-04-25 10:36:05.049637500 com.atlassian.jira.exception.CreateException
2016-04-25 10:36:05.049638500 	at com.atlassian.jira.issue.managers.DefaultIssueManager.createIssue(DefaultIssueManager.java:588)
2016-04-25 10:36:05.049639500 	at com.atlassian.jira.issue.managers.DefaultIssueManager.createIssue(DefaultIssueManager.java:494)
2016-04-25 10:36:05.049687500 	at com.atlassian.jira.bc.issue.DefaultIssueService.create(DefaultIssueService.java:238)
2016-04-25 10:36:05.049688500 	at com.atlassian.jira.bc.issue.DefaultIssueService.create(DefaultIssueService.java:207)
2016-04-25 10:36:05.049688500 	at sun.reflect.GeneratedMethodAccessor2755.invoke(Unknown Source)
2016-04-25 10:36:05.049689500 	... 1 filtered
2016-04-25 10:36:05.049689500 	at java.lang.reflect.Method.invoke(Method.java:497)
2016-04-25 10:36:05.049696500 	at com.atlassian.plugin.util.ContextClassLoaderSettingInvocationHandler.invoke(ContextClassLoaderSettingInvocationHandler.java:26)
2016-04-25 10:36:05.049697500 	at com.sun.proxy.$Proxy497.create(Unknown Source)
2016-04-25 10:36:05.049698500 	... 2 filtered
2016-04-25 10:36:05.049698500 	at java.lang.reflect.Method.invoke(Method.java:497)
2016-04-25 10:36:05.049699500 	at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:136)
2016-04-25 10:36:05.049707500 	at com.sun.proxy.$Proxy497.create(Unknown Source)
2016-04-25 10:36:05.049707500 	at com.atlassian.jira.quickedit.action.QuickCreateIssue.doExecute(QuickCreateIssue.java:308)
2016-04-25 10:36:05.049708500 	... 1 filtered
2016-04-25 10:36:05.049708500 	at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:63)
2016-04-25 10:36:05.049713500 	... 7 filtered
2016-04-25 10:36:05.049714500 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
2016-04-25 10:36:05.049714500 	... 50 filtered
2016-04-25 10:36:05.049714500 	at com.atlassian.greenhopper.jira.filters.ClassicBoardRouter.doFilter(ClassicBoardRouter.java:62)
2016-04-25 10:36:05.049715500 	... 12 filtered
2016-04-25 10:36:05.049715500 	at com.atlassian.web.servlet.plugin.request.RedirectInterceptingFilter.doFilter(RedirectInterceptingFilter.java:21)
2016-04-25 10:36:05.049720500 	... 20 filtered
2016-04-25 10:36:05.049721500 	at com.atlassian.jira.plugins.rest.HOT25715FixServletFilter.doFilter(HOT25715FixServletFilter.java:46)
2016-04-25 10:36:05.049722500 	... 30 filtered
2016-04-25 10:36:05.049722500 	at com.atlassian.plugin.connect.plugin.auth.scope.ApiScopingFilter.doFilter(ApiScopingFilter.java:81)
2016-04-25 10:36:05.049722500 	... 14 filtered
2016-04-25 10:36:05.049727500 	at com.atlassian.jira.security.JiraSecurityFilter.lambda$doFilter$0(JiraSecurityFilter.java:76)
2016-04-25 10:36:05.049734500 	at com.atlassian.jira.security.JiraSecurityFilter$$Lambda$476/1001474.doFilter(Unknown Source)
2016-04-25 10:36:05.049735500 	... 1 filtered
2016-04-25 10:36:05.049735500 	at com.atlassian.jira.security.JiraSecurityFilter.doFilter(JiraSecurityFilter.java:74)
2016-04-25 10:36:05.049736500 	... 29 filtered
2016-04-25 10:36:05.049736500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter$Action.lambda$nextInFilterChain$1(CloudHomepageFilter.java:110)
2016-04-25 10:36:05.049742500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter$Action$$Lambda$469/25298662.execute(Unknown Source)
2016-04-25 10:36:05.049742500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter.doFilter(CloudHomepageFilter.java:68)
2016-04-25 10:36:05.049743500 	... 20 filtered
2016-04-25 10:36:05.049743500 	at com.atlassian.jira.servermetrics.CorrelationIdPopulatorFilter.doFilter(CorrelationIdPopulatorFilter.java:30)
2016-04-25 10:36:05.049749500 	... 5 filtered
2016-04-25 10:36:05.049749500 	at com.atlassian.plugin.connect.plugin.auth.user.ThreeLeggedAuthFilter.doFilter(ThreeLeggedAuthFilter.java:109)
2016-04-25 10:36:05.049750500 	... 3 filtered
2016-04-25 10:36:05.049750500 	at com.atlassian.jwt.internal.servlet.JwtAuthFilter.doFilter(JwtAuthFilter.java:32)
2016-04-25 10:36:05.049751500 	... 8 filtered
2016-04-25 10:36:05.049756500 	at com.atlassian.web.servlet.plugin.request.RedirectInterceptingFilter.doFilter(RedirectInterceptingFilter.java:21)
2016-04-25 10:36:05.049763500 	... 4 filtered
2016-04-25 10:36:05.049763500 	at com.atlassian.web.servlet.plugin.LocationCleanerFilter.doFilter(LocationCleanerFilter.java:36)
2016-04-25 10:36:05.049764500 	... 29 filtered
2016-04-25 10:36:05.049764500 	at com.atlassian.jira.servermetrics.MetricsCollectorFilter.doFilter(MetricsCollectorFilter.java:25)
2016-04-25 10:36:05.049765500 	... 28 filtered
2016-04-25 10:36:05.049774500 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
2016-04-25 10:36:05.049774500 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
2016-04-25 10:36:05.049775500 	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
2016-04-25 10:36:05.049776500 	at java.lang.Thread.run(Thread.java:745)
2016-04-25 10:36:05.049776500 Caused by: com.atlassian.jira.workflow.WorkflowException
2016-04-25 10:36:05.049782500 	at com.atlassian.jira.workflow.OSWorkflowManager.createIssue(OSWorkflowManager.java:767)
2016-04-25 10:36:05.049782500 	at com.atlassian.jira.issue.managers.DefaultIssueManager.createIssue(DefaultIssueManager.java:580)
2016-04-25 10:36:05.049783500 	... 297 more
2016-04-25 10:36:05.049783500 Caused by: java.lang.NullPointerException
2016-04-25 10:36:05.049784500 	at com.atlassian.jira.issue.link.DefaultIssueLinkManager.getIssueLink(DefaultIssueLinkManager.java:359)
2016-04-25 10:36:05.049789500 	... 2 filtered
2016-04-25 10:36:05.049790500 	at java.lang.reflect.Method.invoke(Method.java:497)
2016-04-25 10:36:05.049797500 	at com.atlassian.plugin.util.ContextClassLoaderSettingInvocationHandler.invoke(ContextClassLoaderSettingInvocationHandler.java:26)
2016-04-25 10:36:05.049797500 	at com.sun.proxy.$Proxy276.createIssueLink(Unknown Source)
2016-04-25 10:36:05.049798500 	... 2 filtered
2016-04-25 10:36:05.049798500 	at java.lang.reflect.Method.invoke(Method.java:497)
2016-04-25 10:36:05.049799500 	at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:136)
2016-04-25 10:36:05.049804500 	at com.sun.proxy.$Proxy276.createIssueLink(Unknown Source)
2016-04-25 10:36:05.049805500 	at com.atlassian.greenhopper.manager.issuelink.EpicLinkManagerImpl.createLink(EpicLinkManagerImpl.java:322)
2016-04-25 10:36:05.049805500 	at com.atlassian.greenhopper.manager.issuelink.EpicLinkManagerImpl.updateLinksForIssues(EpicLinkManagerImpl.java:238)
2016-04-25 10:36:05.049811500 	at com.atlassian.greenhopper.manager.issuelink.EpicLinkManagerImpl.associateIssuesWithEpic(EpicLinkManagerImpl.java:179)
2016-04-25 10:36:05.049812500 	at com.atlassian.greenhopper.service.issuelink.EpicServiceImpl.addIssuesToEpic(EpicServiceImpl.java:103)
2016-04-25 10:36:05.049813500 	at com.atlassian.greenhopper.customfield.epiclink.EpicLinkCFType.associateIssueWithEpic(EpicLinkCFType.java:686)
2016-04-25 10:36:05.049827500 	at com.atlassian.greenhopper.customfield.epiclink.EpicLinkCFType.createValue(EpicLinkCFType.java:202)
2016-04-25 10:36:05.049827500 	at com.atlassian.greenhopper.customfield.epiclink.EpicLinkCFType.createValue(EpicLinkCFType.java:44)
2016-04-25 10:36:05.049828500 	at com.atlassian.jira.issue.fields.ImmutableCustomField.createValue(ImmutableCustomField.java:696)
2016-04-25 10:36:05.049834500 	at com.atlassian.jira.workflow.function.issue.IssueCreateFunction.execute(IssueCreateFunction.java:81)
2016-04-25 10:36:05.049835500 	at com.opensymphony.workflow.AbstractWorkflow.executeFunction(AbstractWorkflow.java:1050)
2016-04-25 10:36:05.049836500 	at com.opensymphony.workflow.AbstractWorkflow.transitionWorkflow(AbstractWorkflow.java:1446)
2016-04-25 10:36:05.049836500 	at com.opensymphony.workflow.AbstractWorkflow.initialize(AbstractWorkflow.java:615)
2016-04-25 10:36:05.049842500 	at com.atlassian.jira.workflow.OSWorkflowManager.createIssue(OSWorkflowManager.java:741)
2016-04-25 10:36:05.049843500 	... 298 more
^[2016-04-25 10:36:52.634141500 2016-04-25 10:36:52,634 http-nio-2997-exec-84 INFO anonymous 636x40219x1 1ocvt3e 104.192.142.137 /rest/userprovisioning/1/is-site-admin [c.a.u.client.filters.UserProvisioningAsapAuthenticationFilter] Received request to ASAP protected resource without ASAP authentication
2016-04-25 10:36:52.761156500 2016-04-25 10:36:52,759 http-nio-2997-exec-95 ERROR anonymous 636x40221x1 ol84fw 24.37.58.42 / [c.a.s.jira.homepage.CloudHomepageFilter] Error in getUser
2016-04-25 10:36:52.761158500 com.atlassian.crowd.exception.InvalidTokenException: Failed to find entity of type [com.atlassian.crowd.model.token.Token] with identifier [n08wvZ6x0Kn2w8wkt7nFWQ00]
2016-04-25 10:36:52.761158500 	at com.atlassian.crowd.integration.rest.service.RestCrowdClient.handleInvalidSsoToken(RestCrowdClient.java:1392)
2016-04-25 10:36:52.761159500 	at com.atlassian.crowd.integration.rest.service.RestCrowdClient.findUserFromSSOToken(RestCrowdClient.java:946)
2016-04-25 10:36:52.761203500 	at com.atlassian.crowd.integration.http.CrowdHttpAuthenticatorImpl.getUser(CrowdHttpAuthenticatorImpl.java:58)
2016-04-25 10:36:52.761203500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter.tryGetCrowdAuthenticatedUser(CloudHomepageFilter.java:81)
2016-04-25 10:36:52.761204500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter.lambda$doFilter$0(CloudHomepageFilter.java:61)
2016-04-25 10:36:52.761209500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter$$Lambda$462/12147232.apply(Unknown Source)
2016-04-25 10:36:52.761209500 	at com.atlassian.fugue.Option$Some.fold(Option.java:421)
2016-04-25 10:36:52.761216500 	at com.atlassian.fugue.Option.flatMap(Option.java:287)
2016-04-25 10:36:52.761216500 	at com.atlassian.studio.jira.homepage.CloudHomepageFilter.doFilter(CloudHomepageFilter.java:61)
2016-04-25 10:36:52.761216500 	... 20 filtered
2016-04-25 10:36:52.761217500 	at com.atlassian.jira.servermetrics.CorrelationIdPopulatorFilter.doFilter(CorrelationIdPopulatorFilter.java:30)
2016-04-25 10:36:52.761217500 	... 5 filtered
2016-04-25 10:36:52.761221500 	at com.atlassian.plugin.connect.plugin.auth.user.ThreeLeggedAuthFilter.doFilter(ThreeLeggedAuthFilter.java:109)
2016-04-25 10:36:52.761222500 	... 3 filtered
2016-04-25 10:36:52.761222500 	at com.atlassian.jwt.internal.servlet.JwtAuthFilter.doFilter(JwtAuthFilter.java:32)
2016-04-25 10:36:52.761223500 	... 8 filtered
2016-04-25 10:36:52.761223500 	at com.atlassian.web.servlet.plugin.request.RedirectInterceptingFilter.doFilter(RedirectInterceptingFilter.java:21)
2016-04-25 10:36:52.761223500 	... 4 filtered
2016-04-25 10:36:52.761227500 	at com.atlassian.web.servlet.plugin.LocationCleanerFilter.doFilter(LocationCleanerFilter.java:36)
2016-04-25 10:36:52.761228500 	... 29 filtered
2016-04-25 10:36:52.761228500 	at com.atlassian.jira.servermetrics.MetricsCollectorFilter.doFilter(MetricsCollectorFilter.java:25)
2016-04-25 10:36:52.761228500 	... 28 filtered
2016-04-25 10:36:52.761228500 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
2016-04-25 10:36:52.761229500 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
2016-04-25 10:36:52.761235500 	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
2016-04-25 10:36:52.761235500 	at java.lang.Thread.run(Thread.java:745)