From 532a00aca413a700defc1013252bce05b727f2a9 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 19 Nov 2016 12:07:54 +1300
Subject: Check for empty token

---
 src/org/traccar/model/User.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/org/traccar/model/User.java b/src/org/traccar/model/User.java
index 411b556fc..e6b9d663f 100644
--- a/src/org/traccar/model/User.java
+++ b/src/org/traccar/model/User.java
@@ -187,7 +187,7 @@ public class User extends Extensible {
     }
 
     public void setToken(String token) {
-        if (token != null) {
+        if (token != null && !token.isEmpty()) {
             if (!token.matches("^[a-zA-Z0-9]{16,}$")) {
                 throw new IllegalArgumentException("Illegal token");
             }
-- 
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