2 files changed, 6 insertions, 3 deletions

diff --git a/application/render/PageBuilder.php b/application/render/PageBuilder.php
index 25e0e284..c2fae705 100644
--- a/application/render/PageBuilder.php
+++ b/application/render/PageBuilder.php
@@ -160,7 +160,7 @@ class PageBuilder
 
         $this->tpl->assign('formatter', $this->conf->get('formatter', 'default'));
 
-        $this->tpl->assign('links_per_page', $this->session['LINKS_PER_PAGE']);
+        $this->tpl->assign('links_per_page', $this->session['LINKS_PER_PAGE'] ?? 20);
 
         // To be removed with a proper theme configuration.
         $this->tpl->assign('conf', $this->conf);
diff --git a/application/security/SessionManager.php b/application/security/SessionManager.php
index 36df8c1c..96bf193c 100644
--- a/application/security/SessionManager.php
+++ b/application/security/SessionManager.php
@@ -293,9 +293,12 @@ class SessionManager
         return session_start();
     }
 
-    public function cookieParameters(int $lifeTime, string $path, string $domain): bool
+    /**
+     * Be careful, return type of session_set_cookie_params() changed between PHP 7.1 and 7.2.
+     */
+    public function cookieParameters(int $lifeTime, string $path, string $domain): void
     {
-        return session_set_cookie_params($lifeTime, $path, $domain);
+        session_set_cookie_params($lifeTime, $path, $domain);
     }
 
     public function regenerateId(bool $deleteOldSession = false): bool