The following Exception is returned for a request to

http://dev.bridgeit.io/push/add-group-member.icepush

java.lang.RuntimeException: wrapped Exception: java.lang.NullPointerException
com.icesoft.push.servlet.ICEpushServlet.service(ICEpushServlet.java:134)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
com.icesoft.notify.server.CustomHeaderFilter.doFilter(CustomHeaderFilter.java:64)
</pre></p><p><b>root cause</b> <pre>java.lang.RuntimeException: wrapped Exception: java.lang.NullPointerException
org.icepush.servlet.MainServlet.service(MainServlet.java:178)
com.icesoft.push.servlet.ICEpushServlet.service(ICEpushServlet.java:128)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
com.icesoft.notify.server.CustomHeaderFilter.doFilter(CustomHeaderFilter.java:64)
</pre></p><p><b>root cause</b> <pre>java.lang.NullPointerException
org.icepush.LocalPushGroupManager.startExpiryTimeout(LocalPushGroupManager.java:431)
com.icesoft.push.LocalPushGroupManager.startExpiryTimeout(LocalPushGroupManager.java:220)
org.icepush.LocalPushGroupManager.startExpiryTimeout(LocalPushGroupManager.java:422)
org.icepush.PushID.startExpiryTimeout(PushID.java:117)
com.icesoft.notify.push.LocalPushGroupManager.newPushID(LocalPushGroupManager.java:456)
org.icepush.LocalPushGroupManager.addMember(LocalPushGroupManager.java:498)
org.icepush.LocalPushGroupManager.addMember(LocalPushGroupManager.java:121)
com.icesoft.notify.push.LocalPushGroupManager.addMember(LocalPushGroupManager.java:295)
org.icepush.PushContext.addGroupMember(PushContext.java:131)
org.icepush.servlet.BrowserBoundServlet$AddGroupMember.addGroupMember(BrowserBoundServlet.java:160)
com.icesoft.notify.push.servlet.BrowserBoundServlet$AddGroupMember.addGroupMember(BrowserBoundServlet.java:147)
org.icepush.servlet.BrowserBoundServlet$AddGroupMember.service(BrowserBoundServlet.java:154)
com.icesoft.notify.push.servlet.BrowserBoundServlet$AddGroupMember.service(BrowserBoundServlet.java:136)
com.icesoft.notify.push.servlet.RealmAccessTokenPermissionsCheck.service(RealmAccessTokenPermissionsCheck.java:49)
org.icepush.servlet.PathDispatcher.service(PathDispatcher.java:38)
org.icepush.servlet.BrowserBoundServlet.service(BrowserBoundServlet.java:75)
org.icepush.servlet.BrowserDispatcher$BrowserEntry.service(BrowserDispatcher.java:101)
com.icesoft.notify.push.servlet.BrowserDispatcher.service(BrowserDispatcher.java:34)
org.icepush.CheckBrowserIDServlet.service(CheckBrowserIDServlet.java:38)
com.icesoft.notify.push.servlet.OriginHeaderCheck.service(OriginHeaderCheck.java:58)
com.icesoft.notify.push.servlet.RefererHeaderCheck.service(RefererHeaderCheck.java:60)
com.icesoft.notify.push.servlet.APIKeyCheck.service(APIKeyCheck.java:59)
com.icesoft.notify.push.servlet.StatisticsKeeper.service(StatisticsKeeper.java:30)
com.icesoft.notify.push.servlet.RealmAccessTokenPermissionsCheck.service(RealmAccessTokenPermissionsCheck.java:49)
org.icepush.servlet.PathDispatcher.service(PathDispatcher.java:38)
org.icepush.servlet.MainServlet.service(MainServlet.java:162)
com.icesoft.push.servlet.ICEpushServlet.service(ICEpushServlet.java:128)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
com.icesoft.notify.server.CustomHeaderFilter.doFilter(CustomHeaderFilter.java:64)