From 2dfb1f733bd0d0a994c0e6bbabf6a05511ac57c3 Mon Sep 17 00:00:00 2001
From: Thorge Petersen <petersen@rz.uni-kiel.de>
Date: Thu, 11 Aug 2022 10:38:43 +0200
Subject: [PATCH] Check if collection has predecessor

---
 ckanext/odsh/templates/package/read.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ckanext/odsh/templates/package/read.html b/ckanext/odsh/templates/package/read.html
index c90331b8..3096504c 100644
--- a/ckanext/odsh/templates/package/read.html
+++ b/ckanext/odsh/templates/package/read.html
@@ -5,7 +5,7 @@
 {% set collection_title = collection['title'] if collection else None %}
 {% set collection_url = collection['url'] if collection else None %}
 {% set successor_url = collection['successor']['url'] if collection and 'successor' in collection else None %}
-{% set predecessor_url = collection['predecessor']['url'] if collection else None %}
+{% set predecessor_url = collection['predecessor']['url'] if collection and 'predecessor' else None %}
 {% set latest_collection_member = collection['persistent_link_last_member'] if collection else None %}
 {% set stars = h.odsh_openness_score_dataset_html(pkg) %}
 
-- 
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