From d4b0525e063f56cc7812fb84808981a13da63327 Mon Sep 17 00:00:00 2001
From: chrys87 <chrys87@web.de>
Date: Tue, 24 Oct 2017 15:23:44 +0200
Subject: [PATCH] Update speechDriver.py

---
 src/fenrir/core/speechDriver.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/fenrir/core/speechDriver.py b/src/fenrir/core/speechDriver.py
index c465ea08..27bb0ba9 100644
--- a/src/fenrir/core/speechDriver.py
+++ b/src/fenrir/core/speechDriver.py
@@ -34,7 +34,9 @@ class speechDriver():
             return     
 
     def setCallback(self, callback):
-        if not callback
+        if not self._isInitialized:
+            return        
+        if not callback:
             return
 
     def clear_buffer(self):