From 27c5075b23b93bf08e36b7366535807705450b21 Mon Sep 17 00:00:00 2001
From: chrys87 <chrys87@web.de>
Date: Fri, 18 May 2018 13:54:08 +0200
Subject: [PATCH] Update evdevDriver.py

---
 src/fenrirscreenreader/inputDriver/evdevDriver.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/fenrirscreenreader/inputDriver/evdevDriver.py b/src/fenrirscreenreader/inputDriver/evdevDriver.py
index a8b63953..1fcedc52 100644
--- a/src/fenrirscreenreader/inputDriver/evdevDriver.py
+++ b/src/fenrirscreenreader/inputDriver/evdevDriver.py
@@ -147,13 +147,19 @@ class driver(inputDriver):
             self.removeAllDevices()
         
         print(newDevices)
+        deviceFileList = None
+        
         if newDevices and not init:
             deviceFileList = newDevices
         else:
             deviceFileList = evdev.list_devices()
             if len(deviceFileList) == self.iDeviceNo:
-                return            
+                return  
+        if not deviceFileList:
+            return
+        
         mode = self.env['runtime']['settingsManager'].getSetting('keyboard', 'device').upper()
+        
         iDevicesFiles = []
         for device in self.iDevices:
             iDevicesFiles.append(self.iDevices[device].fn)