diff --git a/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallService.kt b/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallService.kt
index 4db89d22..3872e8de 100644
--- a/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallService.kt
+++ b/tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallService.kt
@@ -55,7 +55,7 @@ class CallService : Service() {
             pendingCleanup?.shutdown()
             TelecomCallManager.requireReleased()
             check(pendingCleanup == null) {
-                val message = "Call service cleanup still pending id=${previous.callId}"
+                val message = "Call service cleanup still pending id=${pendingCleanup?.callId}"
                 LogManager.addLog("ERROR", "CallService", message)
                 message
             }