From 7d9adf5b935feee810cd9474fe4e72b4796a291f Mon Sep 17 00:00:00 2001
From: Deve <deveee@gmail.com>
Date: Tue, 12 Jun 2018 23:01:13 +0200
Subject: [PATCH] Avoid a crash when user name is empty

---
 src/states_screens/register_screen.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/states_screens/register_screen.cpp b/src/states_screens/register_screen.cpp
index bf0805663..dcad9e46e 100644
--- a/src/states_screens/register_screen.cpp
+++ b/src/states_screens/register_screen.cpp
@@ -245,6 +245,13 @@ void RegisterScreen::doRegister()
 {
     stringw local_name = getWidget<TextBoxWidget>("local_username")
                        ->getText().trim();
+                       
+    if (local_name.empty())
+    {
+        m_info_widget->setErrorColor();
+        m_info_widget->setText(_("User name cannot be empty."), false);
+        return;
+    }
 
     handleLocalName(local_name);