diff --git a/content/student/studentoverlay.js.php b/content/student/studentoverlay.js.php
index 85d2e819f..92a30cfcc 100644
--- a/content/student/studentoverlay.js.php
+++ b/content/student/studentoverlay.js.php
@@ -4019,7 +4019,7 @@ function StudentIONeu()
 	if(tag<10)
 		tag='0'+tag;
 
-	var prestudent_id = document.getElementById('student-io-detail-textbox-prestudent_id').value;
+	var prestudent_id = document.getElementById('student-prestudent-textbox-prestudent_id').value;
 	var defaultdatum = tag+'.'+monat+'.'+jahr;
 	var mobilitaetsprogramm = 7; // ERASMUS
 
diff --git a/system/dbupdate_3.4.php b/system/dbupdate_3.4.php
index 7cacf02a0..36f0013d1 100644
--- a/system/dbupdate_3.4.php
+++ b/system/dbupdate_3.4.php
@@ -48,7 +48,7 @@ $tabellen=array(
 	"bis.tbl_beschaeftigungsausmass"  => array("beschausmasscode","beschausmassbez","min","max"),
 	"bis.tbl_besqual"  => array("besqualcode","besqualbez"),
 	"bis.tbl_bisfunktion"  => array("bisverwendung_id","studiengang_kz","sws","updateamum","updatevon","insertamum","insertvon","ext_id"),
-	"bis.tbl_bisio"  => array("bisio_id","mobilitaetsprogramm_code","nation_code","von","bis","zweck_code","student_uid","updateamum","updatevon","insertamum","insertvon","ext_id","ort","universitaet","lehreinheit_id","ects_erworben","ects_angerechnet","herkunftsland_code"),
+	"bis.tbl_bisio"  => array("bisio_id","mobilitaetsprogramm_code","nation_code","von","bis","zweck_code","prestudent_id","updateamum","updatevon","insertamum","insertvon","ext_id","ort","universitaet","lehreinheit_id","ects_erworben","ects_angerechnet","herkunftsland_code"),
 	"bis.tbl_bisio_zweck"  => array("bisio_id","zweck_code"),
 	"bis.tbl_bisstandort"  => array("standort_code","bezeichnung","aktiv","insertamum","insertvon","updateamum","updatevon"),
 	"bis.tbl_bisverwendung"  => array("bisverwendung_id","ba1code","ba2code","vertragsstunden","beschausmasscode","verwendung_code","mitarbeiter_uid","hauptberufcode","hauptberuflich","habilitation","beginn","ende","updateamum","updatevon","insertamum","insertvon","ext_id","dv_art","inkludierte_lehre","zeitaufzeichnungspflichtig","azgrelevant", "homeoffice"),
diff --git a/system/dbupdate_3.4/28276_eine_uid_tbl_bisio.php b/system/dbupdate_3.4/28276_eine_uid_tbl_bisio.php
index 0aea2e2e4..43a15de4e 100644
--- a/system/dbupdate_3.4/28276_eine_uid_tbl_bisio.php
+++ b/system/dbupdate_3.4/28276_eine_uid_tbl_bisio.php
@@ -12,6 +12,99 @@ if(!$result = @$db->db_query("SELECT prestudent_id FROM bis.tbl_bisio LIMIT 1"))
 		echo '<strong>bis.tbl_bisio: '.$db->db_last_error().'</strong><br>';
 	else
 		echo '<br>bis.tbl_bisio: Spalte prestudent_id hinzugefuegt';
+
+	$qry = "CREATE OR REPLACE view bis.vw_bisio
+			(studiensemester_kurzbz, status_kurzbz, person_id, prestudent_id, student_uid, bisio_id,
+			mobilitaetsprogramm_code, nation_code, von, bis, zweck_code, ort, universitaet, lehreinheit_id, matrikelnr,
+			studiengang_kz, semester, aufmerksamdurch_kurzbz, berufstaetigkeit_code, ausbildungcode, zgv_code, zgvort,
+			zgvdatum, zgvmas_code, zgvmaort, zgvmadatum, aufnahmeschluessel, facheinschlberuf, reihungstest_id,
+			anmeldungreihungstest, reihungstestangetreten, rt_gesamtpunkte, bismelden, dual, rt_punkte1, rt_punkte2,
+			ausstellungsstaat, rt_punkte3, zgvdoktor_code, zgvdoktorort, zgvdoktordatum, mentor, zgvnation,
+			zgvmanation, zgvdoktornation, ausbildungssemester, datum, orgform_kurzbz, studienplan_id, bestaetigtam,
+			 bestaetigtvon, fgm, faktiv, bewerbung_abgeschicktamum)
+		as
+		SELECT tbl_prestudentstatus.studiensemester_kurzbz,
+			tbl_prestudentstatus.status_kurzbz,
+			tbl_prestudent.person_id,
+			tbl_prestudent.prestudent_id,
+			tbl_student.student_uid,
+			tbl_bisio.bisio_id,
+			tbl_bisio.mobilitaetsprogramm_code,
+			tbl_bisio.nation_code,
+			tbl_bisio.von,
+			tbl_bisio.bis,
+			tbl_bisio.zweck_code,
+			tbl_bisio.ort,
+			tbl_bisio.universitaet,
+			tbl_bisio.lehreinheit_id,
+			tbl_student.matrikelnr,
+			tbl_prestudent.studiengang_kz,
+			tbl_student.semester,
+			tbl_prestudent.aufmerksamdurch_kurzbz,
+			tbl_prestudent.berufstaetigkeit_code,
+			tbl_prestudent.ausbildungcode,
+			tbl_prestudent.zgv_code,
+			tbl_prestudent.zgvort,
+			tbl_prestudent.zgvdatum,
+			tbl_prestudent.zgvmas_code,
+			tbl_prestudent.zgvmaort,
+			tbl_prestudent.zgvmadatum,
+			tbl_prestudent.aufnahmeschluessel,
+			tbl_prestudent.facheinschlberuf,
+			tbl_prestudent.reihungstest_id,
+			tbl_prestudent.anmeldungreihungstest,
+			tbl_prestudent.reihungstestangetreten,
+			tbl_prestudent.rt_gesamtpunkte,
+			tbl_prestudent.bismelden,
+			tbl_prestudent.dual,
+			tbl_prestudent.rt_punkte1,
+			tbl_prestudent.rt_punkte2,
+			tbl_prestudent.ausstellungsstaat,
+			tbl_prestudent.rt_punkte3,
+			tbl_prestudent.zgvdoktor_code,
+			tbl_prestudent.zgvdoktorort,
+			tbl_prestudent.zgvdoktordatum,
+			tbl_prestudent.mentor,
+			tbl_prestudent.zgvnation,
+			tbl_prestudent.zgvmanation,
+			tbl_prestudent.zgvdoktornation,
+			tbl_prestudentstatus.ausbildungssemester,
+			tbl_prestudentstatus.datum,
+			tbl_prestudentstatus.orgform_kurzbz,
+			tbl_prestudentstatus.studienplan_id,
+			tbl_prestudentstatus.bestaetigtam,
+			tbl_prestudentstatus.bestaetigtvon,
+			tbl_prestudentstatus.fgm,
+			tbl_prestudentstatus.faktiv,
+			tbl_prestudentstatus.bewerbung_abgeschicktamum
+		FROM bis.tbl_bisio
+			JOIN tbl_student USING (prestudent_id)
+			JOIN tbl_prestudent ON tbl_bisio.prestudent_id = tbl_prestudent.prestudent_id
+			LEFT JOIN tbl_prestudentstatus ON tbl_prestudent.prestudent_id = tbl_prestudentstatus.prestudent_id AND
+			(tbl_prestudentstatus.status_kurzbz::text = 'Incoming'::text OR
+			tbl_prestudentstatus.status_kurzbz::text = 'Outgoing'::text);
+
+		COMMENT ON VIEW bis.vw_bisio is 'Incoming Outgoing';
+		
+		ALTER TABLE bis.vw_bisio OWNER to fhcomplete;
+		GRANT SELECT ON bis.vw_bisio TO web;
+		GRANT SELECT ON bis.vw_bisio TO vilesci;
+		";
+	
+	if (!$db->db_query($qry))
+		echo '<strong>bis.vw_bisio: ' . $db->db_last_error() . '</strong><br />';
+	else
+		echo 'bis.vw_bisio: Join angepasst<br />';
+}
+
+if ($result = @$db->db_query("SELECT student_uid FROM bis.tbl_bisio LIMIT 1;"))
+{
+	$qry = "ALTER TABLE bis.tbl_bisio DROP COLUMN student_uid;";
+	
+	if (!$db->db_query($qry))
+		echo '<strong>bis.tbl_bisio: ' . $db->db_last_error() . '</strong><br>';
+	else
+		echo 'bis.tbl_bisio: Spalte student_uid entfernt.<br>';
 }