pkp/pkp-lib#5793 Add check to ensure content is designated against an…

… existing issue
pkp · Apr 29, 2020 · 4f74c10 · 4f74c10
1 parent c28ff5a
commit 4f74c10
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/classes/search/ArticleSearch.inc.php b/classes/search/ArticleSearch.inc.php
@@ -275,7 +275,7 @@ function formatResults($results, $user = null) {
 				}
 
 				// Only display articles from published issues.
-				if (!$issueCache[$issueId]->getPublished()) continue;
+				if (!isset($issueCache[$issueId]) || !$issueCache[$issueId]->getPublished()) continue;
 
 				// Store the retrieved objects in the result array.
 				$returner[] = array(