From 07112dbb0bbc4bd624e44586ef3faccdcff1acd1 Mon Sep 17 00:00:00 2001
From: Guy <guy@scopey.co.nz>
Date: Tue, 12 Jun 2018 09:56:14 +1200
Subject: [PATCH] FIX Remove blind reliance on current versioning stage being
 valid

---
 code/model/SiteTree.php | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/code/model/SiteTree.php b/code/model/SiteTree.php
index 230419d0..e15f5fdf 100755
--- a/code/model/SiteTree.php
+++ b/code/model/SiteTree.php
@@ -2247,9 +2247,7 @@ class SiteTree extends DataObject implements PermissionProvider,i18nEntityProvid
 		);
 
 		// "readonly"/viewing version that isn't the current version of the record
-		$stageOrLiveRecord = Versioned::get_one_by_stage($this->class, Versioned::current_stage(), array(
-			'"SiteTree"."ID"' => $this->ID
-		));
+        $stageOrLiveRecord = SiteTree::get()->byID($this->ID);
 		if($stageOrLiveRecord && $stageOrLiveRecord->Version != $this->Version) {
 			$moreOptions->push(FormAction::create('email', _t('CMSMain.EMAIL', 'Email')));
 			$moreOptions->push(FormAction::create('rollback', _t('CMSMain.ROLLBACK', 'Roll back to this version')));