Title: Shortcode on Page creates PHP Warning
Last modified: January 5, 2023

---

# Shortcode on Page creates PHP Warning

 *  Anonymous User
 * (@anonymized-20115841)
 * [3 years, 4 months ago](https://wordpress.org/support/topic/shortcode-on-page-creates-php-warning/)
 * Shortcocde [wp-piwik]
 * Illegal string offset ‘module’
    1.  wp-content/plugins/wp-piwik/classes/WP_Piwik/Shortcode.php:14
    2.  `WP_Piwik\Shortcode->__construct()`
        wp-content/plugins/wp-piwik/classes/WP_Piwik.
        php:1076
    3.  `WP_Piwik->shortcode()`
        wp-includes/shortcodes.php:355
    4.  do_shortcode_tag()
        _Unbekannter Ort_
    5.  `preg_replace_callback()`
        wp-includes/shortcodes.php:227
    6.  `do_shortcode()`
        wp-includes/class-wp-hook.php:310
    7.  `apply_filters('widget_block_content')`
        wp-includes/widgets/class-wp-widget-
        block.php:78
    8.  `WP_Widget_Block->widget()`
        wp-includes/class-wp-widget.php:394
    9.  `WP_Widget->display_callback()`
        wp-includes/widgets.php:835
    10. `dynamic_sidebar('sidebar-1')`
        wp-content/themes/twentytwenty/template-parts/
        footer-menus-widgets.php:96
    11. `load_template('wp-content/themes/twentytwenty/template-parts/footer-menus-
        widgets.php')`
        wp-includes/template.php:718
    12. `locate_template()`
        wp-includes/general-template.php:204
    13. `get_template_part('template-parts/footer-menus-widgets')`
        wp-content/themes/
        twentytwenty/templates/template-cover.php:31

The topic ‘Shortcode on Page creates PHP Warning’ is closed to new replies.

 * ![](https://ps.w.org/wp-piwik/assets/icon-256x256.png?rev=3529668)
 * [Connect Matomo - Analytics Dashboard for WordPress](https://wordpress.org/plugins/wp-piwik/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/wp-piwik/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/wp-piwik/)
 * [Active Topics](https://wordpress.org/support/plugin/wp-piwik/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wp-piwik/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/wp-piwik/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: Anonymous User
 * Last activity: [3 years, 4 months ago](https://wordpress.org/support/topic/shortcode-on-page-creates-php-warning/)
 * Status: not resolved