diff --git a/src/models/calendar/events/events.router.ts b/src/models/calendar/events/events.router.ts
index d383021..786ec56 100644
--- a/src/models/calendar/events/events.router.ts
+++ b/src/models/calendar/events/events.router.ts
@@ -5,6 +5,8 @@
 import express, {Request, Response} from 'express';
 import * as EventService from './events.service';
 import * as iCalService from './icalgenerator.service';
+import {Guid} from 'guid-typescript';
+import logger from '../../../middleware/logger';
 
 
 /**
@@ -23,7 +25,6 @@ const fileNames = ['Nachklang_calendar', 'Nachklang_internal_calendar', 'Nachkla
  * Controller Definitions
  */
 
-// POST users/register
 eventsRouter.get('/json', async (req: Request, res: Response) => {
 	try {
 		// Get request params
@@ -56,7 +57,12 @@ eventsRouter.get('/ical', async (req: Request, res: Response) => {
 		res.set({'Content-Disposition': 'attachment; filename=' + fileName + '.ics'});
 		res.status(200).send(file);
 	} catch (e: any) {
-		console.log('Error handling a request: ' + e.message);
-		res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
+		let errorGuid = Guid.create().toString();
+		logger.error('Error handling a request: ' + e.message, {reference: errorGuid});
+		res.status(500).send({
+			'status': 'PROCESSING_ERROR',
+			'message': 'Internal Server Error. Try again later.',
+			'reference': errorGuid
+		});
 	}
 });