From f4c4206a5304e2616ed938a6270da80b584e6c33 Mon Sep 17 00:00:00 2001
From: Richard Bowman <richard.bowman@cantab.net>
Date: Thu, 11 Jan 2024 13:40:47 +0000
Subject: [PATCH] Return an empty scans list if the folder is missing

---
 src/openflexure_microscope_server/things/smart_scan.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/openflexure_microscope_server/things/smart_scan.py b/src/openflexure_microscope_server/things/smart_scan.py
index 898fbebd..f3331e0d 100644
--- a/src/openflexure_microscope_server/things/smart_scan.py
+++ b/src/openflexure_microscope_server/things/smart_scan.py
@@ -650,6 +650,8 @@ class SmartScanThing(Thing):
         in the `images` folder.
         """
         scans: list[ScanInfo] = []
+        if not os.path.isdir(self.scans_folder_path):
+            return scans
         for f in os.listdir(self.scans_folder_path):
             path = os.path.join(self.scans_folder_path, f)
             if os.path.isdir(path):