Suppress notice when network page is empty

diff --git a/src/Module/Conversation/Network.php b/src/Module/Conversation/Network.php
index 8fe3dca92f0624fb3fde1fec03480961503a4e4e..2c1bb2d8e4d59cb6dddf93bd6548456fb5770fe0 100644 (file)
--- a/src/Module/Conversation/Network.php
+++ b/src/Module/Conversation/Network.php
@@ -192,8 +192,8 @@ class Network extends BaseModule
                        $pager = new BoundariesPager(
                                DI::l10n(),
                                DI::args()->getQueryString(),
-                               $items[0][self::$order],
-                               $items[count($items) - 1][self::$order],
+                               $items[0][self::$order] ?? null,
+                               $items[count($items) - 1][self::$order] ?? null,
                                self::$itemsPerPage
                        );