diff --git a/app/src/main/java/org/linphone/receivers/PhoneStateChangedReceiver.java b/app/src/main/java/org/linphone/receivers/PhoneStateChangedReceiver.java
index 1e11c12c4..6a988004d 100644
--- a/app/src/main/java/org/linphone/receivers/PhoneStateChangedReceiver.java
+++ b/app/src/main/java/org/linphone/receivers/PhoneStateChangedReceiver.java
@@ -38,7 +38,9 @@ public class PhoneStateChangedReceiver extends BroadcastReceiver {
                 || TelephonyManager.EXTRA_STATE_RINGING.equals(extraState)) {
             LinphoneManager.getInstance().setCallGsmON(true);
             Core lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
-            lc.pauseAllCalls();
+            if (lc != null) {
+                lc.pauseAllCalls();
+            }
         } else if (TelephonyManager.EXTRA_STATE_IDLE.equals(extraState)) {
             LinphoneManager.getInstance().setCallGsmON(false);
         }