[errorService] 500 - See details below
 TypeError: Cannot read property 'firstname' of undefined
    at eval (eval at wrap (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/pug-runtime/wrap.js:6:10), <anonymous>:2508:88)
    at template (eval at wrap (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/pug-runtime/wrap.js:6:10), <anonymous>:2572:339)
    at Object.exports.renderFile (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/pug/lib/index.js:427:38)
    at Object.exports.renderFile (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/pug/lib/index.js:417:21)
    at View.exports.__express [as engine] (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/pug/lib/index.js:464:11)
    at View.render (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/view.js:135:8)
    at tryRender (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/application.js:640:10)
    at Function.render (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/application.js:592:3)
    at ServerResponse.render (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/response.js:1008:7)
    at ServerResponse.renderWithStopwatch (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/monkey/expressStopwatch.js:17:10)
    at ServerResponse.renderWithDelegate [as render] (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/monkey/templateDelegate.js:20:17)
    at handleDisplay (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/helper/deliveryScheduler/deliverySchedulerAlreadyBookedHandler.js:18:7)
    at Layer.handle [as handle_request] (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/layer.js:95:5)
    at next (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/route.js:137:13)
    at handleExistsDeliverySchedulerDatesInSession (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/helper/deliveryScheduler/deliverySchedulerRequiresUserHelper.js:24:12)
    at Layer.handle [as handle_request] (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/layer.js:95:5)
    at next (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/route.js:137:13)
    at Route.dispatch (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/route.js:112:3)
    at Layer.handle [as handle_request] (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/layer.js:95:5)
    at /srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/index.js:281:22
    at Function.process_params (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/index.js:335:12)
    at next (/srv/frontend/apps/frontend_HOEFFNER_STAGE_3358/node_modules/express/lib/router/index.js:275:10)