From c177de1d7d67f0e7c73396dcf092694362221d74 Mon Sep 17 00:00:00 2001
From: Stuart Owen <stuart.owen@manchester.ac.uk>
Date: Mon, 1 Nov 2021 15:52:44 +0000
Subject: [PATCH] avoid versions without a parent in upgrade task #770

---
 lib/tasks/seek_upgrades.rake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/tasks/seek_upgrades.rake b/lib/tasks/seek_upgrades.rake
index 98d105957f..a38ca29ad3 100644
--- a/lib/tasks/seek_upgrades.rake
+++ b/lib/tasks/seek_upgrades.rake
@@ -125,7 +125,7 @@ namespace :seek do
     puts "... Setting version visibility..."
     disable_authorization_checks do
       [DataFile::Version, Document::Version, Model::Version, Node::Version, Presentation::Version, Sop::Version, Workflow::Version].each do |klass|
-        scope = klass.where(visibility: nil)
+        scope = klass.where(visibility: nil).where.not(parent:nil)
         count = scope.count
         if count == 0
           puts "  No #{klass.name} with unset visibility found, skipping"