From cabe5b5df2c1d31cd5fd3eeccbea32fa79cf404c Mon Sep 17 00:00:00 2001
From: Abyss777 <abyss@fox5.ru>
Date: Thu, 27 Jul 2017 14:57:22 +0500
Subject: Initialize some maps, because they might be accessed before
 initialized.

---
 src/org/traccar/database/UsersManager.java | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/org/traccar/database/UsersManager.java')

diff --git a/src/org/traccar/database/UsersManager.java b/src/org/traccar/database/UsersManager.java
index 28e6a31b2..ed39f6cfa 100644
--- a/src/org/traccar/database/UsersManager.java
+++ b/src/org/traccar/database/UsersManager.java
@@ -29,6 +29,9 @@ public class UsersManager extends SimpleObjectManager<User> {
 
     public UsersManager(DataManager dataManager) {
         super(dataManager, User.class);
+        if (usersTokens == null) {
+            usersTokens = new ConcurrentHashMap<>();
+        }
     }
 
     private void putToken(User user) {
-- 
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