From e2669e6c255549c47d5cbc1d576962994fe121a5 Mon Sep 17 00:00:00 2001
From: Patrick Jentsch <p.jentsch@uni-bielefeld.de>
Date: Mon, 23 Aug 2021 16:43:47 +0200
Subject: [PATCH] Add missing exception handler

---
 app/socketio_events.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/socketio_events.py b/app/socketio_events.py
index f03e194c..614668ad 100644
--- a/app/socketio_events.py
+++ b/app/socketio_events.py
@@ -33,7 +33,10 @@ def socketio_disconnect():
     ' On disconnect the session id gets removed from the connected sessions
     ' list.
     '''
-    socketio_sessions.remove(request.sid)
+    try:
+        socketio_sessions.remove(request.sid)
+    except ValueError:
+        pass
 
 
 @socketio.on('start_user_session')
-- 
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