From 3416e28f7325057ea3756febf92782d79ca7b88d Mon Sep 17 00:00:00 2001
From: Juha Heinanen <jh@tutpro.com>
Date: Sat, 3 Nov 2018 13:15:23 +0200
Subject: [PATCH] avoid crash at device (re)start

---
 app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
index a65644f0..5e6f1bce 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/BaresipService.kt
@@ -426,9 +426,9 @@ class BaresipService: Service() {
         } catch (e: Exception) {
             Log.d(LOG_TAG, "Receiver nr has not been registered")
         }
-        nm.cancelAll()
-        if (wl.isHeld) wl.release()
-        if (fl.isHeld) fl.release()
+        if (this::nm.isInitialized) nm.cancelAll()
+        if (this::wl.isInitialized && wl.isHeld) wl.release()
+        if (this::fl.isInitialized && fl.isHeld) fl.release()
         if (IS_SERVICE_RUNNING)
             baresipStop(false)
         else if (RESTARTING)