From 7233098e55abe586e676c1a4315ace2be13f5402 Mon Sep 17 00:00:00 2001
From: Pekka T Savolainen <pekka.t.savolainen@vtt.fi>
Date: Fri, 20 Dec 2024 12:58:41 +0200
Subject: [PATCH] Fix RunTimeWarning

#3027
---
 spinetoolbox/main.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/spinetoolbox/main.py b/spinetoolbox/main.py
index 97ac4acd6..c946b7297 100644
--- a/spinetoolbox/main.py
+++ b/spinetoolbox/main.py
@@ -13,6 +13,7 @@
 """Provides the main() function."""
 import multiprocessing
 import os
+import asyncio
 import PySide6
 
 dirname = os.path.dirname(PySide6.__file__)
@@ -38,6 +39,7 @@
 
 def main():
     """Creates main window GUI and starts main event loop."""
+    asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
     multiprocessing.freeze_support()
     logging.basicConfig(
         stream=sys.stderr,