Course work stack trace

List Routes
===========
Exception in thread "main" java.lang.NullPointerException: Cannot invoke "java.sql.Statement.executeQuery(String)" because "daos.SQLDAO.stmt" is null
        at daos.SQLDAO.getRoutes(SQLDAO.java:38)
        at repositories.Repository.getItems(Repository.java:19)
        at controllers.Controller.listRoutesToConsole(Controller.java:52)
        at controllers.Controller.run(Controller.java:45)
        at app.CyclingRoutesApp.run(CyclingRoutesApp.java:20)
        at app.CyclingRoutesApp.main(CyclingRoutesApp.java:28)
hristinakazakova@hristinas-MacBook-Pro CyclingRoutesAppStarter %