From a05bc635ee58ac9bcc7568bccab22dcdfa641f4e Mon Sep 17 00:00:00 2001
From: Sven Augustin <sven.augustin@psi.ch>
Date: Tue, 25 Feb 2025 11:17:53 +0100
Subject: [PATCH] handle case where PV returns None

---
 spreadsheet.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spreadsheet.py b/spreadsheet.py
index 29b9e97..d8d156e 100644
--- a/spreadsheet.py
+++ b/spreadsheet.py
@@ -5,7 +5,7 @@ from slic.utils import as_shortcut
 
 class PVStringAdjustable(PVAdjustable):
     def get_current_value(self):
-        return self.pvs.readback.get(as_string=True).strip()
+        return str(self.pvs.readback.get(as_string=True)).strip()