diff --git a/application/controllers/components/stv/Prestudent.php b/application/controllers/components/stv/Prestudent.php
index 1a47b2162..093126272 100644
--- a/application/controllers/components/stv/Prestudent.php
+++ b/application/controllers/components/stv/Prestudent.php
@@ -16,9 +16,9 @@ class Prestudent extends FHC_Controller
 		$this->load->library('PermissionLib');
 
 		// Load language phrases
-		/*		$this->loadPhrases([
-					'ui'
-				]);*/
+		$this->loadPhrases([
+			'ui', 'studierendenantrag'
+		]);
 	}
 
 	public function get($prestudent_id)
@@ -44,20 +44,6 @@ class Prestudent extends FHC_Controller
 		$this->load->library('form_validation');
 		$this->load->model('crm/Prestudent_model', 'PrestudentModel');
 
-		//Todo(manu) Validierungen
-
-/*		$result = $this->PrestudentModel->loadWhere(['prestudent_id' =>$prestudent_id]);
-		if (isError($result)) {
-			$this->output->set_status_header(REST_Controller::HTTP_INTERNAL_SERVER_ERROR);
-			return $this->outputJson(getError($result));
-		} elseif (!hasData($result)) {
-			return $this->outputJson(getError($result));
-		} else {
-			$prestudentData = current(getData($result));
-		}
-
-		var_dump($prestudentData);*/
-
 		//get Studiengang von prestudent_id
 		$this->load->model('crm/Prestudent_model', 'PrestudentModel');
 		$result = $this->PrestudentModel->load([
@@ -74,13 +60,25 @@ class Prestudent extends FHC_Controller
 
 		if (!$this->permissionlib->isBerechtigt('admin', 'suid', $stg) && !$this->permissionlib->isBerechtigt('assistenz', 'suid', $stg))
 		{
-			$result = "Sie haben keine Schreibrechte fuer diesen Studiengang!";
+			$result =  $this->p->t('lehre','error_keineSchreibrechte');
 			$this->output->set_status_header(REST_Controller::HTTP_INTERNAL_SERVER_ERROR);
 			return $this->outputJson($result);
 		}
 
+		//TODO(Manu) neuer API Controller
 		$_POST = json_decode(utf8_encode($this->input->raw_input_stream), true);
 
+
+		//Form validation
+		$this->form_validation->set_rules('priorisierung', 'Priorisierung', 'numeric', [
+			'numeric' => $this->p->t('ui','error_fieldNotNumeric',['field' => 'Priorisierung'])
+		]);
+
+		if ($this->form_validation->run() == false)
+		{
+			return $this->outputJsonError($this->form_validation->error_array());
+		}
+
 		$deltaData = $_POST;
 
 		if(!$prestudent_id)
@@ -147,11 +145,11 @@ class Prestudent extends FHC_Controller
 		}
 		$update_prestudent_encoded = array_map('utf8_decode_if_string', $update_prestudent);
 
-
 		if (count($update_prestudent) && $prestudent_id === null) {
 			$this->output->set_status_header(REST_Controller::HTTP_BAD_REQUEST);
-			// TODO(manu): phrase
-			return $this->outputJson("Kein/e PrestudentIn vorhanden!");
+			// TODO(manu): check phrase
+			//return $this->outputJson("Kein/e PrestudentIn vorhanden!");
+			return $this->outputJson($this->p->t('studierendenantrag','error_no_prestudent', $prestudent_id));
 		}
 
 		if (count($update_prestudent))
diff --git a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent.js b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent.js
index 008e581fa..3c33c7d55 100644
--- a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent.js
+++ b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent.js
@@ -116,8 +116,11 @@ export default {
 							});
 						}
 					}).catch(error => {
-						this.statusMsg = 'Error in Catch';
-						this.$fhcAlert.alertError('Fehler bei Speicherroutine aufgetreten');
+						if (error.response && error.response.data) {
+							this.$fhcAlert.alertError(error.response.data);
+						} else {
+							this.$fhcAlert.alertError("Fehler bei Speicherroutine aufgetreten");
+						}
 					}).finally(() => {
 						window.scrollTo(0, 0);
 					});
diff --git a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/History.js b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/History.js
index 78c004538..54a42bba8 100644
--- a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/History.js
+++ b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/History.js
@@ -22,6 +22,7 @@ export default{
 					{title:"UID", field:"student_uid"},
 					{title:"Status", field:"status"}
 				],
+			//	tabulatorEvents: [],
 				layout: 'fitDataFill',
 				layoutColumnsOnNewData:	false,
 				height:	'auto',
@@ -32,8 +33,10 @@ export default{
 	async mounted(){
 		await this.$p.loadCategory(['lehre']);
 
+		let cm = this.$refs.table.tabulator.columnManager;
+
 		cm.getColumnByField('orgform_kurzbz').component.updateDefinition({
-			title: this.$p.t('lehre', 'Organisationsform')
+			title: this.$p.t('lehre', 'organisationsform')
 		});
 
 		cm.getColumnByField('bezeichnung').component.updateDefinition({
diff --git a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/Status.js b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/Status.js
index 79eec07cc..22b64a393 100644
--- a/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/Status.js
+++ b/public/js/components/Stv/Studentenverwaltung/Details/Prestudent/Status.js
@@ -375,7 +375,11 @@ export default{
 						}
 						else
 						{
-							const errorData = result.data.retval;
+/*							const errorData = result.data.retval;
+							Object.entries(errorData).forEach(entry => {
+								const [key, value] = entry;
+								this.$fhcAlert.alertError(value);
+							});*/
 							this.$fhcAlert.alertError('Kein Status mit Id ' + status_id + ' gefunden');
 						}
 						/*						return result;*/
diff --git a/system/phrasesupdate.php b/system/phrasesupdate.php
index cc09201d5..8f53c4bf6 100644
--- a/system/phrasesupdate.php
+++ b/system/phrasesupdate.php
@@ -21991,7 +21991,7 @@ array(
 	),
 	array(
 		'app' => 'core',
-		'category' => 'studierendenantrag',
+		'category' => 'studierendenantrag',q
 		'phrase' => 'error_no_prestudent',
 		'insertvon' => 'system',
 		'phrases' => array(
@@ -25886,6 +25886,25 @@ array(
 			)
 		)
 	),
+	array(
+		'app' => 'core',
+		'category' => 'lehre',
+		'phrase' => 'error_keineSchreibrechte',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Sie haben keine Schreibrechte fuer diesen Studiengang!',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'You do not have writing rights for this course!',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 );