diff --git a/Classes/LinphoneManager.m b/Classes/LinphoneManager.m
index 359169c0b..62899ff88 100644
--- a/Classes/LinphoneManager.m
+++ b/Classes/LinphoneManager.m
@@ -2442,7 +2442,7 @@ static int comp_call_state_paused(const LinphoneCall *call, const void *param) {
 
 	bool allow = true;
 	AVAudioSessionRouteDescription *newRoute = [AVAudioSession sharedInstance].currentRoute;
-	if (newRoute) {
+	if (newRoute && newRoute.outputs.count > 0) {
 		NSString *route = newRoute.outputs[0].portType;
 		allow = !([route isEqualToString:AVAudioSessionPortLineOut] ||
 				  [route isEqualToString:AVAudioSessionPortHeadphones] ||