From 41ea8ee350fa2dc5001f4283a2b59a403219c417 Mon Sep 17 00:00:00 2001
From: Tim Carr <tim@n7studios.co.uk>
Date: Tue, 10 Feb 2026 10:49:25 +0800
Subject: [PATCH 1/2] Fix `initialize_admin` AJAX calls

---
 includes/class-wp-convertkit.php      | 7 +++++++
 views/backend/setup-wizard/header.php | 3 ---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/includes/class-wp-convertkit.php b/includes/class-wp-convertkit.php
index ecafc5792..5f2fd2f0d 100644
--- a/includes/class-wp-convertkit.php
+++ b/includes/class-wp-convertkit.php
@@ -79,6 +79,13 @@ private function initialize_admin() {
 			return;
 		}
 
+		// Bail if this is a WordPress AJAX request.
+		// We don't need to initialize admin classes for AJAX requests,
+		// as any AJAX-based requests in this Plugin use the REST API instead.
+		if ( wp_doing_ajax() ) {
+			return;
+		}
+
 		$this->classes['admin_bulk_edit']                     = new ConvertKit_Admin_Bulk_Edit();
 		$this->classes['admin_cache_plugins']                 = new ConvertKit_Admin_Cache_Plugins();
 		$this->classes['admin_category']                      = new ConvertKit_Admin_Category();
diff --git a/views/backend/setup-wizard/header.php b/views/backend/setup-wizard/header.php
index 6598dab8a..2515484a7 100644
--- a/views/backend/setup-wizard/header.php
+++ b/views/backend/setup-wizard/header.php
@@ -13,9 +13,6 @@
 		<meta name="viewport" content="width=device-width"/>
 		<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
 		<title><?php echo esc_html( 'Kit' ); ?> &lsaquo; <?php bloginfo( 'name' ); ?>  &#8212; WordPress</title>
-		<script type="text/javascript">
-		var ajaxurl = '<?php echo esc_js( admin_url( 'admin-ajax.php', 'relative' ) ); ?>';
-		</script>
 		<?php
 		do_action( 'admin_print_scripts' );
 		do_action( 'admin_print_styles' );

From 5467f60e5c362703e8f98bf333ead0108470d204 Mon Sep 17 00:00:00 2001
From: Tim Carr <tim@n7studios.co.uk>
Date: Tue, 10 Feb 2026 10:51:39 +0800
Subject: [PATCH 2/2] Revert ajaxurl change

---
 views/backend/setup-wizard/header.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/views/backend/setup-wizard/header.php b/views/backend/setup-wizard/header.php
index 2515484a7..6598dab8a 100644
--- a/views/backend/setup-wizard/header.php
+++ b/views/backend/setup-wizard/header.php
@@ -13,6 +13,9 @@
 		<meta name="viewport" content="width=device-width"/>
 		<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
 		<title><?php echo esc_html( 'Kit' ); ?> &lsaquo; <?php bloginfo( 'name' ); ?>  &#8212; WordPress</title>
+		<script type="text/javascript">
+		var ajaxurl = '<?php echo esc_js( admin_url( 'admin-ajax.php', 'relative' ) ); ?>';
+		</script>
 		<?php
 		do_action( 'admin_print_scripts' );
 		do_action( 'admin_print_styles' );