From: Andreas Monzner <andreas.monzner@multimedia-labs.de>
Date: Thu, 8 Jun 2006 23:54:13 +0000 (+0000)
Subject: prevent for bsods
X-Git-Tag: 2.6.0~3331
X-Git-Url: https://git.cweiske.de/enigma2.git/commitdiff_plain/d49bab30f39756b729d53a00466f426a047437b1?hp=727ec20dbd889761d3945a2db8f24ff4e60ee21a

prevent for bsods
---

diff --git a/lib/python/Screens/InfoBarGenerics.py b/lib/python/Screens/InfoBarGenerics.py
index 528bca2e..be770210 100644
--- a/lib/python/Screens/InfoBarGenerics.py
+++ b/lib/python/Screens/InfoBarGenerics.py
@@ -1276,8 +1276,8 @@ class InfoBarSubserviceSelection:
 	def checkSubservicesAvail(self, ev):
 		if ev == iPlayableService.evUpdatedEventInfo:
 			service = self.session.nav.getCurrentService()
-			subservices = service.subServices()
-			if subservices.getNumberOfSubservices() == 0:
+			subservices = service and service.subServices()
+			if not subservices or subservices.getNumberOfSubservices() == 0:
 				self["SubserviceQuickzapAction"].setEnabled(False)
 
 	def nextSubservice(self):
@@ -1288,9 +1288,9 @@ class InfoBarSubserviceSelection:
 
 	def changeSubservice(self, direction):
 		service = self.session.nav.getCurrentService()
-		subservices = service.subServices()
-		n = subservices.getNumberOfSubservices()
-		if n > 0:
+		subservices = service and service.subServices()
+		n = subservices and subservices.getNumberOfSubservices()
+		if n and n > 0:
 			selection = -1
 			ref = self.session.nav.getCurrentlyPlayingServiceReference()
 			for x in range(n):
@@ -1310,11 +1310,11 @@ class InfoBarSubserviceSelection:
 
 	def subserviceSelection(self):
 		service = self.session.nav.getCurrentService()
-		subservices = service.subServices()
+		subservices = service and service.subServices()
 		
-		n = subservices.getNumberOfSubservices()
+		n = subservices and subservices.getNumberOfSubservices()
 		selection = 0
-		if n > 0:
+		if n and n > 0:
 			ref = self.session.nav.getCurrentlyPlayingServiceReference()
 			tlist = []
 			for x in range(n):