diff --git a/classes/models/FrmUsage.php b/classes/models/FrmUsage.php
index 10a6fc151e..ea6c8de6df 100644
--- a/classes/models/FrmUsage.php
+++ b/classes/models/FrmUsage.php
@@ -214,7 +214,7 @@ private function clean_before_send( &$data ) {
 			}
 
 			// If key ends with `_email`, or value contains `@`, this might contain an email address.
-			if ( str_ends_with( $key, '_email' ) || str_contains( $value, '@' ) ) {
+			if ( str_ends_with( $key, '_email' ) || is_string( $value ) && str_contains( $value, '@' ) ) {
 				// Replace it with a placeholder.
 				$value = '{{contain_email}}';
 			}
diff --git a/stripe/views/lists/coupons-upsell.php b/stripe/views/lists/coupons-upsell.php
index 5814e7e4d7..04204f8e57 100755
--- a/stripe/views/lists/coupons-upsell.php
+++ b/stripe/views/lists/coupons-upsell.php
@@ -4,6 +4,9 @@
 }
 
 $images_folder_url = FrmAppHelper::plugin_url() . '/images/coupons/';
+
+// Track the view of the upsell coupons tab in the usage data.
+FrmUsageController::update_flows_data( 'coupons', 'view_tab' );
 ?>
 <div class="frm-coupons-upsell-wrapper">
 	<h2><?php esc_html_e( 'Coupons', 'formidable' ); ?></h2>