From ffc3a1e5792cd902d6ccfd7e7fede4d445b23794 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Sat, 31 Jan 2015 18:48:11 +0300
Subject: [PATCH] session: don't try to validate session schema version on
 empty sessions

---
 include/sessions.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/sessions.php b/include/sessions.php
index 12925a511..30d502641 100644
--- a/include/sessions.php
+++ b/include/sessions.php
@@ -62,7 +62,7 @@
 			return false;
 		}
 
-		if ($_SESSION["ref_schema_version"] != session_get_schema_version(true)) {
+		if (isset($_SESSION["ref_schema_version"]) && $_SESSION["ref_schema_version"] != session_get_schema_version(true)) {
 			$_SESSION["login_error_msg"] =
 				__("Session failed to validate (schema version changed)");
 			return false;