From c506678433df31b92b3bfa377d8f6a1cae199c5b Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Wed, 13 Nov 2019 14:29:45 +0100
Subject: [PATCH] Prevent NPE

This can happen on a disconnect event before start
---
 app/src/main/java/eu/faircode/email/ServiceSynchronize.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
index f76b1f284b..6041822848 100644
--- a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
+++ b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
@@ -678,8 +678,10 @@ public class ServiceSynchronize extends ServiceBase {
     private void stop() {
         EntityLog.log(this, "Main stop");
 
-        state.stop();
-        state.join();
+        if (state != null) {
+            state.stop();
+            state.join();
+        }
 
         EntityLog.log(this, "Main stopped");