Deleting Users about envirocar-server HOT 1 CLOSED

javax.servlet.ServletException: java.lang.StackOverflowError
        com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:420)
        com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:538)
        com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:716)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:263)
        com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:178)
        com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
        com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:62)
        com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:118)
        com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:113)
        com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:205)
        com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:266)
</pre></p><p><b>root cause</b> <pre>java.lang.StackOverflowError
        org.bson.BasicBSONEncoder._put(BasicBSONEncoder.java:454)
        org.bson.BasicBSONEncoder.putNumber(BasicBSONEncoder.java:361)
        org.bson.BasicBSONEncoder._putObjectField(BasicBSONEncoder.java:218)
        org.bson.BasicBSONEncoder.putObject(BasicBSONEncoder.java:174)
        org.bson.BasicBSONEncoder.putObject(BasicBSONEncoder.java:120)
        com.mongodb.DefaultDBEncoder.writeObject(DefaultDBEncoder.java:27)
        com.mongodb.OutMessage.putObject(OutMessage.java:289)
        com.mongodb.OutMessage.writeQuery(OutMessage.java:211)
        com.mongodb.OutMessage.query(OutMessage.java:84)
        com.mongodb.OutMessage.query(OutMessage.java:79)
        com.mongodb.OutMessage.query(OutMessage.java:75)
        com.mongodb.DBPort.findOne(DBPort.java:160)
        com.mongodb.DBPort.runCommand(DBPort.java:170)
        com.mongodb.DBTCPConnector._checkWriteError(DBTCPConnector.java:100)
        com.mongodb.DBTCPConnector.say(DBTCPConnector.java:142)
        com.mongodb.DBTCPConnector.say(DBTCPConnector.java:115)
        com.mongodb.DBApiLayer$MyCollection.update(DBApiLayer.java:327)
        com.mongodb.DBCollection.update(DBCollection.java:178)
        com.github.jmkgreen.morphia.DatastoreImpl.update(DatastoreImpl.java:1686)
        com.github.jmkgreen.morphia.DatastoreImpl.update(DatastoreImpl.java:1635)
        com.github.jmkgreen.morphia.DatastoreImpl.update(DatastoreImpl.java:1648)
        com.github.jmkgreen.morphia.DatastoreImpl.update(DatastoreImpl.java:1488)
        com.github.jmkgreen.morphia.dao.BasicDAO.update(BasicDAO.java:139)
        io.car.server.mongo.dao.AbstractMongoDao.update(AbstractMongoDao.java:80)
        io.car.server.mongo.dao.MongoTrackDao.removeUser(MongoTrackDao.java:121)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:109)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
        io.car.server.mongo.dao.MongoUserDao.delete(MongoUserDao.java:122)
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