From b57cdea3fc20bf2a6be487cbf2546c970a43edbf Mon Sep 17 00:00:00 2001
From: Roland Gruber <post@rolandgruber.de>
Date: Sat, 20 May 2017 11:46:26 +0200
Subject: [PATCH] do not render empty help entries

---
 lam/lib/html.inc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lam/lib/html.inc b/lam/lib/html.inc
index b84728f7..f4546b4f 100644
--- a/lam/lib/html.inc
+++ b/lam/lib/html.inc
@@ -888,6 +888,9 @@ class htmlHelpLink extends htmlElement {
 		}
 		// print link
 		$helpEntry = getHelp($module, $this->helpID, $scope);
+		if (empty($helpEntry)) {
+			return array();
+		}
 		printHelpLink($helpEntry, $this->helpID, $module, $scope, $this->cssClasses);
 		return array();
 	}