diff --git a/application/controllers/api/frontend/v1/LvPlan.php b/application/controllers/api/frontend/v1/LvPlan.php
index 36054003c..f9d2cc3cf 100644
--- a/application/controllers/api/frontend/v1/LvPlan.php
+++ b/application/controllers/api/frontend/v1/LvPlan.php
@@ -114,6 +114,7 @@ class LvPlan extends FHCAPI_Controller
 
 		// fetching lvplan events
 		$result = $this->stundenplanlib->getEventsUser($start_date, $end_date, $uid);
+
 		$lvplanEvents = $this->getDataOrTerminateWithError($result);
 
 		// fetching moodle events
diff --git a/application/libraries/StundenplanLib.php b/application/libraries/StundenplanLib.php
index 8d40c7abd..2c13a29d9 100644
--- a/application/libraries/StundenplanLib.php
+++ b/application/libraries/StundenplanLib.php
@@ -94,13 +94,13 @@ class StundenplanLib
 		if (isError($benutzer_gruppen))
 			return $benutzer_gruppen;
 		$benutzer_gruppen = getData($benutzer_gruppen);
-
+		$this->_ci->addMeta('spezialgruppen', $benutzer_gruppen);
 		// getting the student_lehrverbaende of the student in the different studiensemester
 		$student_lehrverband = $this->fetchStudentlehrverbandFromStudiensemester($student_uid, $semester_range);
 		if (isError($student_lehrverband))
 			return $student_lehrverband;
 		$student_lehrverband = getData($student_lehrverband);
-		
+		$this->_ci->addMeta('studentlehrvebaende', $student_lehrverband);
 		$stundenplan_query = $this->_ci->StundenplanModel->getStundenplanQuery(
 			$start,
 			$end,
@@ -632,6 +632,7 @@ class StundenplanLib
 						$result->semester = $item->semester;
 						$result->verband = $item->verband;
 						$result->gruppe = $item->gruppe;
+						$result->studiensemester_kurzbz = $item->studiensemester_kurzbz;
 						return $result;
 					},
 					$lehrverband_query_result);
diff --git a/application/models/ressource/Stundenplan_model.php b/application/models/ressource/Stundenplan_model.php
index 1eddd2e2f..0f51e4b71 100644
--- a/application/models/ressource/Stundenplan_model.php
+++ b/application/models/ressource/Stundenplan_model.php
@@ -604,11 +604,17 @@ class Stundenplan_model extends DB_Model
 		{
 			foreach($semester_date_range as $sem_date => $sem_date_range)
 			{
-				if(!array_key_exists($sem_date,$studentlehrverbaende) || count($studentlehrverbaende[$sem_date]) == 0)
+				if(!array_key_exists($sem,$studentlehrverbaende) || count($studentlehrverbaende[$sem]) == 0)
 				{
 					continue;
 				}
-				foreach($studentlehrverbaende[$sem_date] as $key=>$lehrverband)
+				$studlvbds = array_filter(
+					$studentlehrverbaende[$sem],
+					function($value) use ($sem_date) {
+						return $value->studiensemester_kurzbz === $sem_date;
+					}
+				);
+				foreach($studlvbds as $key=>$lehrverband)
 				{
 					$query .= "(((sp.studiengang_kz = ".$this->escape($lehrverband->studiengang_kz)." AND sp.semester = ".$this->escape($lehrverband->semester)." AND sp.verband = ".$this->escape($lehrverband->verband)." AND sp.gruppe = ".$this->escape($lehrverband->gruppe)." AND sp.datum BETWEEN ".$this->escape($sem_date_range->start)." AND ".$this->escape($sem_date_range->ende).")";
 					// Eintraege fuer den ganzen Verband