3 files changed, 15 insertions, 3 deletions
diff --git a/phpBB/includes/ucp/ucp_login_link.php b/phpBB/includes/ucp/ucp_login_link.php
index 27d59c56b7..bfe4804286 100644
--- a/phpBB/includes/ucp/ucp_login_link.php
+++ b/phpBB/includes/ucp/ucp_login_link.php
@@ -75,7 +75,7 @@ class ucp_login_link
 		{
 			if ($request->is_set_post('login'))
 			{
-				$login_username = $request->variable('login_username', '', false, \phpbb\request\request_interface::POST);
+				$login_username = $request->variable('login_username', '', true, \phpbb\request\request_interface::POST);
 				$login_password = $request->untrimmed_variable('login_password', '', true, \phpbb\request\request_interface::POST);
 
 				$login_result = $auth_provider->login($login_username, $login_password);
diff --git a/phpBB/phpbb/profilefields/type/type_base.php b/phpBB/phpbb/profilefields/type/type_base.php
index 52f5d15511..9b4bada26d 100644
--- a/phpBB/phpbb/profilefields/type/type_base.php
+++ b/phpBB/phpbb/profilefields/type/type_base.php
@@ -158,7 +158,19 @@ abstract class type_base implements type_interface
 		}
 		else
 		{
-			return $this->request->variable($key, '', true);
+			$default_value = '';
+			$lang_fields = array(
+				'l_lang_name',
+				'l_lang_explain',
+				'l_lang_default_value',
+				'l_lang_options',
+			);
+
+			if (in_array($key, $lang_fields))
+			{
+				$default_value = array(0 => '');
+			}
+			return $this->request->variable($key, $default_value, true);
 		}
 	}
 
diff --git a/phpBB/phpbb/profilefields/type/type_bool.php b/phpBB/phpbb/profilefields/type/type_bool.php
index 0582722833..75934e3be7 100644
--- a/phpBB/phpbb/profilefields/type/type_bool.php
+++ b/phpBB/phpbb/profilefields/type/type_bool.php
@@ -352,7 +352,7 @@ class type_bool extends type_base
 			}
 		}
 
-		if ($step == 3 && ($field_data[$key] || $action != 'edit') && $key == 'l_lang_options')
+		if ($key == 'l_lang_options' && $this->request->is_set($key))
 		{
 			$field_data[$key] = $this->request->variable($key, array(0 => array('')), true);