Fatal error: Uncaught Error: Method Handlebars\HandlebarsString::__toString() must return a string value
in /home/275855.cloudwaysapps.com/heyuusbymb/public_html/wp-content/plugins/wp-to-wa/vendor/salesforce/handlebars-php/src/Handlebars/Handlebars.php on line 523

Call stack:

1. sprintf()
   wp-content/plugins/wp-to-wa/vendor/salesforce/handlebars-php/src/Handlebars/Handlebars.php:523
2. Handlebars\Handlebars::tokenize()
   wp-content/plugins/wp-to-wa/vendor/salesforce/handlebars-php/src/Handlebars/Handlebars.php:457
3. Handlebars\Handlebars::loadTemplate()
   wp-content/plugins/wp-to-wa/vendor/salesforce/handlebars-php/src/Handlebars/Handlebars.php:174
4. Handlebars\Handlebars::render()
   wp-content/plugins/wp-to-wa/vendor/salesforce/handlebars-php/src/Handlebars/Handlebars.php:185
5. Handlebars\Handlebars::__invoke()
   wp-content/plugins/wp-to-wa/index.php:159
6. send_new_post()
   wp-includes/class-wp-hook.php:308
7. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:332
8. WP_Hook::do_action()
   wp-includes/plugin.php:517
9. do_action()
   wp-includes/post.php:5345
10. wp_transition_post_status()
    wp-includes/post.php:4877
11. wp_publish_post()
    wp-content/plugins/scheduled-post-trigger/scheduled-post-trigger.php:38
12. pubMissedPosts()
    wp-includes/class-wp-hook.php:308
13. WP_Hook::apply_filters()
    wp-includes/class-wp-hook.php:332
14. WP_Hook::do_action()
    wp-includes/plugin.php:517
15. do_action()
    wp-includes/general-template.php:3049
16. wp_head()
    wp-content/themes/Newspaper-child/header.php:12
17. require_once()
    wp-includes/template.php:783
18. load_template()
    wp-includes/template.php:718
19. locate_template()
    wp-includes/general-template.php:48
20. get_header()
    wp-content/themes/Newspaper-child/single.php:5
21. include()
    wp-includes/template-loader.php:106
22. require_once()
    wp-blog-header.php:19
23. require()
    index.php:17