From 3d683a68fe14b371f2dde9b12fe5da12479d37b0 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Tue, 15 Aug 2017 18:42:28 +0200
Subject: [PATCH] Fixed check

---
 .../lib/system/exception/ValidateActionException.class.php      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php b/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
index bd61d92cb0..64bde0710f 100644
--- a/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
+++ b/wcfsetup/install/files/lib/system/exception/ValidateActionException.class.php
@@ -29,7 +29,7 @@ class ValidateActionException extends \Exception {
 	public function __construct($fieldName, $errorMessage = 'empty', array $variables = []) {
 		$this->errorMessage = $errorMessage;
 		if (mb_strpos($this->errorMessage, '.') === false) {
-			if (preg_match('~^([a-zA-Z0-9-_]+\.)+[a-zA-Z0-9-_]+$~', $this->errorMessage)) {
+			if (preg_match('~^[a-zA-Z0-9-_]+$~', $this->errorMessage)) {
 				$this->errorMessage = WCF::getLanguage()->get('wcf.global.form.error.'.$this->errorMessage);
 			}
 		}
-- 
2.20.1