Error: Trying to access array offset on value of type bool

[paulschreiber]

Your plugin is generating this warning:
Trying to access array offset on value of type bool

With this backtrace:
wp-content/plugins/sitewide-notice-wp/sitewide-notice-wp.php:70
wp-content/plugins/sitewide-notice-wp/sitewide-notice-wp.php:49
wp-content/plugins/sitewide-notice-wp/sitewide-notice-wp.php:192

Here's the related code:

<?php
$swnza_options = get_option( 'swnza_options' );

if( $swnza_options['active'] && !is_admin() && ( $pagenow !== 'wp-login.php' ) ) {
    add_action( 'wp_footer', array( 'SiteWide_Notice_WP', 'display_sitewide_notice_banner' ) );
    add_action( 'wp_enqueue_scripts', array( 'SiteWide_Notice_WP', 'enqueue_scripts' ) );
}