diff --git a/services/data-manager/migrations/1741706407_updated_users.go b/services/data-manager/migrations/1741706407_updated_users.go
new file mode 100644
index 0000000..8d10998
--- /dev/null
+++ b/services/data-manager/migrations/1741706407_updated_users.go
@@ -0,0 +1,44 @@
+package migrations
+
+import (
+	"encoding/json"
+
+	"github.com/pocketbase/pocketbase/core"
+	m "github.com/pocketbase/pocketbase/migrations"
+)
+
+func init() {
+	m.Register(func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("_pb_users_auth_")
+		if err != nil {
+			return err
+		}
+
+		// update collection data
+		if err := json.Unmarshal([]byte(`{
+			"oauth2": {
+				"enabled": true
+			}
+		}`), &collection); err != nil {
+			return err
+		}
+
+		return app.Save(collection)
+	}, func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("_pb_users_auth_")
+		if err != nil {
+			return err
+		}
+
+		// update collection data
+		if err := json.Unmarshal([]byte(`{
+			"oauth2": {
+				"enabled": false
+			}
+		}`), &collection); err != nil {
+			return err
+		}
+
+		return app.Save(collection)
+	})
+}
diff --git a/services/data-manager/service/db/dbGroups.go b/services/data-manager/service/db/dbGroups.go
index f526936..08c75c3 100644
--- a/services/data-manager/service/db/dbGroups.go
+++ b/services/data-manager/service/db/dbGroups.go
@@ -146,3 +146,17 @@ func GetAllCoursesForSemesterWithEvents(app *pocketbase.PocketBase, semester str
 
 	return courseArray, nil
 }
+
+func FindCourseByCourseName(app *pocketbase.PocketBase, courseName string) (model.SeminarGroup, error) {
+
+	var course SeminarGroup
+
+	// get the course by its name
+	err := app.DB().Select("*").From("groups").Where(dbx.NewExp("course = {:course}", dbx.Params{"course": courseName})).One(&course)
+	if err != nil {
+		slog.Error("Error while getting group from database: ", "error", err)
+		return model.SeminarGroup{}, err
+	}
+
+	return course.toSeminarGroupModel(), nil
+}
diff --git a/services/data-manager/service/db/dbRooms.go b/services/data-manager/service/db/dbRooms.go
index db97e57..dc1e9fd 100644
--- a/services/data-manager/service/db/dbRooms.go
+++ b/services/data-manager/service/db/dbRooms.go
@@ -34,7 +34,7 @@ func GetRooms(app *pocketbase.PocketBase) ([]string, error) {
 	}
 
 	// get all rooms from event records in the events collection
-	err := app.Dao().DB().Select("Rooms", "course").From("events").Distinct(true).All(&events)
+	err := app.DB().Select("Rooms", "course").From("events").Distinct(true).All(&events)
 	if err != nil {
 		return nil, err
 	}
@@ -83,7 +83,7 @@ func GetRoomScheduleForDay(app *pocketbase.PocketBase, room string, date string)
 	var events []model.Event
 
 	// get all events from event records in the events collection
-	err := app.Dao().DB().Select("*").From("events").
+	err := app.DB().Select("*").From("events").
 		Where(dbx.Like("Rooms", room).Escape("_", "_")).
 		AndWhere(dbx.Like("Start", date)).
 		GroupBy("Week", "Start", "End", "Rooms").
@@ -94,6 +94,21 @@ func GetRoomScheduleForDay(app *pocketbase.PocketBase, room string, date string)
 	return events, nil
 }
 
+func GetRoomSchedule(app *pocketbase.PocketBase, room string) ([]model.Event, error) {
+	var events []model.Event
+
+	// get all events from event records in the events collection
+	err := app.DB().Select("*").From("events").
+		Where(dbx.Like("Rooms", room).Escape("_", "_")).
+		GroupBy("Week", "Start", "End", "Rooms").
+		All(&events)
+	if err != nil {
+		return nil, err
+	}
+	return events, nil
+
+}
+
 func GetRoomScheduleInTimeSpan(app *pocketbase.PocketBase, room string, from string, to string) ([]model.Event, error) {
 	var events []model.Event
 
@@ -107,7 +122,7 @@ func GetRoomScheduleInTimeSpan(app *pocketbase.PocketBase, room string, from str
 	}
 
 	// get all events from event records in the events collection
-	err = app.Dao().DB().Select("*").From("events").
+	err = app.DB().Select("*").From("events").
 		Where(dbx.Like("Rooms", room).Escape("_", "_")).
 		AndWhere(dbx.Between("Start", fromDate, toDate)).
 		GroupBy("Week", "Start", "End", "Rooms").
@@ -118,17 +133,3 @@ func GetRoomScheduleInTimeSpan(app *pocketbase.PocketBase, room string, from str
 	}
 	return events, nil
 }
-
-func GetRoomSchedule(app *pocketbase.PocketBase, room string) ([]model.Event, error) {
-	var events []model.Event
-
-	// get all events from event records in the events collection
-	err := app.Dao().DB().Select("*").From("events").
-		Where(dbx.Like("Rooms", room).Escape("_", "_")).
-		GroupBy("Week", "Start", "End", "Rooms").
-		All(&events)
-	if err != nil {
-		return nil, err
-	}
-	return events, nil
-}
diff --git a/services/data-manager/service/events/eventService.go b/services/data-manager/service/events/eventService.go
index 2a3c756..12d4338 100644
--- a/services/data-manager/service/events/eventService.go
+++ b/services/data-manager/service/events/eventService.go
@@ -112,7 +112,7 @@ func (s *PocketBaseEventService) GetModuleByUUID(uuid string) (model.Module, err
 // If the deletion was successful, nil is returned
 // If the deletion was not successful, an error is returned
 func (s *PocketBaseEventService) DeleteAllEventsByCourseAndSemester(course string, semester string) error {
-	err := db.DeleteAllEventsByCourse(s.app.Dao(), course, semester)
+	err := db.DeleteAllEventsByCourse(s.app, course, semester)
 	if err != nil {
 		return err
 	} else {
@@ -151,7 +151,7 @@ func (s *PocketBaseEventService) UpdateModulesForCourse(seminarGroup model.Semin
 	//if there are no events in the database, save the new events
 
 	//get all events for the course and the semester
-	dbEvents, err := db.GetAllEventsForCourseAndSemester(s.app, seminarGroup.Course, seminarGroup.Semester)
+	dbEvents, err := db.GetAllEventsForCourse(s.app, seminarGroup.Course)
 	if err != nil {
 		return nil, err
 	}
@@ -191,13 +191,13 @@ func (s *PocketBaseEventService) UpdateModulesForCourse(seminarGroup model.Semin
 	}
 
 	// save all events that are in the insertList
-	savedEvents, err := db.SaveEvents(insertList, s.app.Dao())
+	savedEvents, err := db.SaveEvents(insertList, s.app)
 	if err != nil {
 		slog.Error("Failed to save events: ", "error", err)
 		return nil, err
 	}
 
-	slog.Info("Course: " + seminarGroup.Course + " [" + seminarGroup.Semester + "] - Events: " + strconv.FormatInt(int64(len(savedEvents)), 10) + " new, " + strconv.FormatInt(int64(len(deleteList)), 10) + " deleted" + ", " + strconv.FormatInt(int64(len(dbEvents)-len(deleteList)+len(savedEvents)), 10) + " total")
+	slog.Info("Course: " + seminarGroup.Course + " - Event changes: " + strconv.FormatInt(int64(len(insertList)), 10) + " new events, " + strconv.FormatInt(int64(len(deleteList)), 10) + " deleted events")
 	return savedEvents, nil
 }
 
diff --git a/services/data-manager/service/fetch/sport/sportFetcher.go b/services/data-manager/service/fetch/sport/sportFetcher.go
index 93ecdfc..4e29ea0 100644
--- a/services/data-manager/service/fetch/sport/sportFetcher.go
+++ b/services/data-manager/service/fetch/sport/sportFetcher.go
@@ -82,13 +82,13 @@ func FetchAndUpdateSportEvents(app *pocketbase.PocketBase) ([]model.Event, error
 	}
 
 	// @TODO: delete and save events in one transaction and it only should delete events that are not in the new events list and save events that are not in the database
-	err = db.DeleteAllEventsByCourse(app.Dao(), "Sport", functions.GetCurrentSemesterString(clock.RealClock{}))
+	err = db.DeleteAllEventsByCourse(app, "Sport", functions.GetCurrentSemesterString(clock.RealClock{}))
 	if err != nil {
 		return nil, err
 	}
 
 	// save events to database
-	savedEvents, err := db.SaveEvents(events, app.Dao())
+	savedEvents, err := db.SaveEvents(events, app)
 
 	if err != nil {
 		return nil, err