diff --git a/application/controllers/api/frontend/v1/Stundenplan.php b/application/controllers/api/frontend/v1/Stundenplan.php
index 84c7933ad..815631d60 100644
--- a/application/controllers/api/frontend/v1/Stundenplan.php
+++ b/application/controllers/api/frontend/v1/Stundenplan.php
@@ -172,6 +172,7 @@ class Stundenplan extends FHCAPI_Controller
      */
 	public function getRoomplan()
 	{
+		$this->load->library('StundenplanLib');
         // form validation
         $this->load->library('form_validation');
         $this->form_validation->set_data($_GET);
@@ -188,8 +189,7 @@ class Stundenplan extends FHCAPI_Controller
 		$roomplan_data = $this->StundenplanModel->stundenplanGruppierung($this->StundenplanModel->getRoomQuery($ort_kurzbz, $start_date, $end_date));
 
         $roomplan_data = $this->getDataOrTerminateWithError($roomplan_data);
-
-		$this->expand_object_information($roomplan_data);
+		$this->stundenplanlib->expand_object_information($roomplan_data);
 
 		$this->terminateWithSuccess($roomplan_data);
 
@@ -198,6 +198,7 @@ class Stundenplan extends FHCAPI_Controller
 	// gets the reservierungen of a room if the ort_kurzbz parameter is supplied otherwise gets the reservierungen of the stundenplan of a student
     public function Reservierungen($ort_kurzbz = null)
 	{
+		$this->load->library('StundenplanLib');
 		//form validation
 		$this->load->library('form_validation');
 		$this->form_validation->set_data($_GET);
@@ -211,7 +212,6 @@ class Stundenplan extends FHCAPI_Controller
         $start_date = $this->input->get('start_date', TRUE);
         $end_date = $this->input->get('end_date', TRUE);
 
-		$this->load->library('StundenplanLib');
 		$result = $this->stundenplanlib->getReservierungen($start_date,$end_date,$ort_kurzbz);
 		$result = $this->getDataOrTerminateWithError($result);	
 		$this->terminateWithSuccess($result);
diff --git a/application/libraries/StundenplanLib.php b/application/libraries/StundenplanLib.php
index 5a741e10c..e0691ecab 100644
--- a/application/libraries/StundenplanLib.php
+++ b/application/libraries/StundenplanLib.php
@@ -144,8 +144,8 @@ class StundenplanLib{
 	}
 
 
-	private function expand_object_information($data){
-
+	public function expand_object_information($data){
+		$this->_ci =& get_instance();
 		foreach ($data as $item)
 		{
 
diff --git a/public/js/components/Cis/Mylv/RoomInformation.js b/public/js/components/Cis/Mylv/RoomInformation.js
index 8a7354305..379f60498 100644
--- a/public/js/components/Cis/Mylv/RoomInformation.js
+++ b/public/js/components/Cis/Mylv/RoomInformation.js
@@ -219,25 +219,25 @@ const RoomInformation = {
 				</span>
 			</template>
 			<template #weekPage="{event,day}">
-				<div @click="showModal(event?.orig)" type="button" class=" border border-secondary border d-flex flex-column align-items-center justify-content-evenly h-100">
-					<span>{{event?.orig.topic}}</span>
-					<span v-for="lektor in event?.orig.lektor">{{lektor.kurzbz}}</span>
-					<span>{{event?.orig.ort_kurzbz}}</span>
+				<div @click="showModal(event)" type="button" class=" border border-secondary border d-flex flex-column align-items-center justify-content-evenly h-100">
+					<span>{{event?.topic}}</span>
+					<span v-for="lektor in event?.lektor">{{lektor.kurzbz}}</span>
+					<span>{{event?.ort_kurzbz}}</span>
 				</div>
 			</template>
 			<template #dayPage="{event,day,mobile}">
-				<div @click="mobile? showModal(event?.orig):null" type="button" class="fhc-entry border border-secondary border row h-100 justify-content-center align-items-center text-center">
+				<div @click="mobile? showModal(event):null" type="button" class="fhc-entry border border-secondary border row h-100 justify-content-center align-items-center text-center">
 					<div class="col ">
 						<p>{{ $p.t('lehre/lehrveranstaltung') }}:</p>
-						<p class="m-0">{{event?.orig.topic}}</p>
+						<p class="m-0">{{event?.topic}}</p>
 					</div>
 					<div class="col ">
 						<p>{{ $p.t('lehre/lektor') }}:</p>
-						<p class="m-0" v-for="lektor in event?.orig.lektor">{{lektor.kurzbz}}</p>
+						<p class="m-0" v-for="lektor in event?.lektor">{{lektor.kurzbz}}</p>
 					</div>
 					<div class="col ">
 						<p>{{ $p.t('profil/Ort') }}: </p>
-						<p class="m-0">{{event?.orig.ort_kurzbz}}</p>
+						<p class="m-0">{{event?.ort_kurzbz}}</p>
 					</div>
 				</div>
 			</template>