diff --git a/src/org/linphone/InCallActivity.java b/src/org/linphone/InCallActivity.java
index dc49d0e28..940b6605f 100644
--- a/src/org/linphone/InCallActivity.java
+++ b/src/org/linphone/InCallActivity.java
@@ -188,10 +188,10 @@ public class InCallActivity extends FragmentActivity implements
 		video.setEnabled(false);
 		micro = (TextView) findViewById(R.id.micro);
 		micro.setOnClickListener(this);
-		micro.setEnabled(false);
+//		micro.setEnabled(false);
 		speaker = (TextView) findViewById(R.id.speaker);
 		speaker.setOnClickListener(this);
-		speaker.setEnabled(false);
+//		speaker.setEnabled(false);
 		addCall = (TextView) findViewById(R.id.addCall);
 		addCall.setOnClickListener(this);
 		addCall.setEnabled(false);
diff --git a/src/org/linphone/LinphoneManager.java b/src/org/linphone/LinphoneManager.java
index 9a57cd752..cdf8d740e 100644
--- a/src/org/linphone/LinphoneManager.java
+++ b/src/org/linphone/LinphoneManager.java
@@ -1051,7 +1051,6 @@ public final class LinphoneManager implements LinphoneCoreListener {
 				}
 			}
 		}
-
 		if (state == State.Connected) {
 			if (Hacks.needSoftvolume() || sLPref.useSoftvolume()) {
 				adjustVolume(0); // Synchronize
diff --git a/src/org/linphone/ui/PreferencesListFragment.java b/src/org/linphone/ui/PreferencesListFragment.java
index 101de46ba..98d8e3d26 100644
--- a/src/org/linphone/ui/PreferencesListFragment.java
+++ b/src/org/linphone/ui/PreferencesListFragment.java
@@ -170,7 +170,7 @@ public class PreferencesListFragment extends ListFragment {
     
     private void bindPreferences() {
         final PreferenceScreen preferenceScreen = getPreferenceScreen();
-        if (preferenceScreen != null) {
+        if (preferenceScreen != null && preferencesList != null) {
             preferenceScreen.bind(preferencesList);
         }
     }