diff --git a/PythonServer/pos-python-server.py b/PythonServer/pos-python-server.py
index 5a39c02c55366af900d75efc2b9970020515c098..21aca619b87e35313e9560d450e24cbf3eb36d5b 100755
--- a/PythonServer/pos-python-server.py
+++ b/PythonServer/pos-python-server.py
@@ -38,7 +38,7 @@ async def get_pv(pvlist: str):
     result = {}
     for pv in pvs:
         result[pv.pvname] = pv._args
-        if result[pv.pvname]["count"] > 1:
+        if result[pv.pvname]["count"] is not None and result[pv.pvname]["count"] > 1:
             result[pv.pvname]["value"] = result[pv.pvname]["value"].tolist()
         pv.clear_auto_monitor()
     return result