checking if categories are set before looping (hellekin)

git-svn-id: http://code.elgg.org/elgg/trunk@7637 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 5 insertions, 3 deletions

diff --git a/views/default/admin/plugins/advanced.php b/views/default/admin/plugins/advanced.php
index 195df5169..f2eb56324 100644
--- a/views/default/admin/plugins/advanced.php
+++ b/views/default/admin/plugins/advanced.php
@@ -26,9 +26,11 @@ foreach ($installed_plugins as $id => $plugin) {
 		unset($installed_plugins[$id]);
 	}
 
-	foreach ($plugin_categories as $category) {
-		if (!array_key_exists($category, $categories)) {
-			$categories[$category] = elgg_echo("admin:plugins:label:moreinfo:categories:$category");
+	if (isset($plugin_categories)) {
+		foreach ($plugin_categories as $category) {
+			if (!array_key_exists($category, $categories)) {
+				$categories[$category] = elgg_echo("admin:plugins:label:moreinfo:categories:$category");
+			}
 		}
 	}
 }