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Fatal error: Uncaught Error: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "woocommerce_template_a_medida" not found or invalid function name
in /var/www/vhosts/irulea.com/prod.irulea.com/wp-includes/class-wp-hook.php on line 308

Call stack:

1. WP_Hook::apply_filters()
   wp-includes/class-wp-hook.php:332
2. WP_Hook::do_action()
   wp-includes/plugin.php:517
3. do_action()
   content/plugins/woocommerce/templates/content-single-product.php:60
4. require()
   wp-includes/template.php:785
5. load_template()
   content/plugins/woocommerce/includes/wc-core-functions.php:284
6. wc_get_template_part()
   content/plugins/woocommerce/templates/single-product.php:37
7. include()
   wp-includes/template-loader.php:106
8. require_once()
   wp-blog-header.php:19
9. require()
   index.php:17