From 667cb84af7771ccef058ce532c3ffc7475c2c08d Mon Sep 17 00:00:00 2001
From: Johannes Zellner <johannes@cloudron.io>
Date: Fri, 27 Nov 2015 10:05:57 +0100
Subject: [PATCH] Protect from crash on shutdown

---
 src/database.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/database.js b/src/database.js
index 6856f353b..0e3f6e1eb 100644
--- a/src/database.js
+++ b/src/database.js
@@ -126,6 +126,8 @@ function clear(callback) {
 function beginTransaction(callback) {
     assert.strictEqual(typeof callback, 'function');
 
+    if (gConnectionPool === null) return callback(new Error('No database connection pool.'));
+
     gConnectionPool.getConnection(function (error, connection) {
         if (error) return callback(error);