From e15854a7bf0cefcf0929decdfba90f2beb0d2e34 Mon Sep 17 00:00:00 2001
From: jopohl <Johannes.Pohl90@gmail.com>
Date: Sun, 24 Apr 2016 10:17:24 +0200
Subject: [PATCH] fix cleanup

---
 src/urh/dev/VirtualDevice.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/urh/dev/VirtualDevice.py b/src/urh/dev/VirtualDevice.py
index 4e91fcdd..ae7d56be 100644
--- a/src/urh/dev/VirtualDevice.py
+++ b/src/urh/dev/VirtualDevice.py
@@ -337,11 +337,19 @@ class VirtualDevice(QObject):
             if self.mode == Mode.send:
                 self.__dev.socket.close()
             self.__dev.quit()
+            self.data = None
 
         elif self.backend == Backends.native:
             self.__dev.close()
+            self.data = None
+
+        elif self.backend == Backends.none:
+            pass
+
+        else:
+            raise ValueError("Unsupported Backend")
+
 
-        self.data = None
 
     def emit_stopped_signal(self):
         self.stopped.emit()