Fixed missing filename

diff --git a/wcfsetup/install/files/lib/util/FileUtil.class.php b/wcfsetup/install/files/lib/util/FileUtil.class.php
index 5761c1816776fea89d787f47967a4b8c56fd6a5e..c661f79c11b0a63db1a2cfe64b0bae14295d68ce 100644 (file)
--- a/wcfsetup/install/files/lib/util/FileUtil.class.php
+++ b/wcfsetup/install/files/lib/util/FileUtil.class.php
@@ -525,7 +525,7 @@ final class FileUtil {
                        }
                        else {
                                // mirror permissions of WCF.class.php
-                               if (!file_exists()) {
+                               if (!file_exists(WCF_DIR . 'lib/system/WCF.class.php')) {
                                        throw new SystemException("Unable to find 'wcf/lib/system/WCF.class.php'.");
                                }