diff --git a/src/com/android/services/telephony/TelephonyConnection.java b/src/com/android/services/telephony/TelephonyConnection.java
index 6ab1f6b..8f6c57e 100644
--- a/src/com/android/services/telephony/TelephonyConnection.java
+++ b/src/com/android/services/telephony/TelephonyConnection.java
@@ -940,6 +940,9 @@
     }
 
     void updateStateInternal() {
+        if (mOriginalConnection == null) {
+            return;
+        }
         Call.State newState;
         // If the state is overridden and the state of the original connection hasn't changed since,
         // then we continue in the overridden state, else we go to the original connection's state.