Title: Woocommerce Error Being Generated
Last modified: May 29, 2023

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# Woocommerce Error Being Generated

 *  Resolved [lcvdesigns](https://wordpress.org/support/users/lcvdesigns/)
 * (@lcvdesigns)
 * [3 years ago](https://wordpress.org/support/topic/woocommerce-error-being-generated/)
 *     ```wp-block-code
       Hi there I am not sure who to contact regarding the following: 
   
       [29-May-2023 02:03:43 UTC] PHP Warning:  Trying to access array offset on value of type bool in /home/zedtdnbp/public_html/wp-content/plugins/woocommerce/includes/wc-template-functions.php on line 1612
   
       Below is the code from that line:
   
       return '<div data-thumb="' . esc_url( $thumbnail_src[0] ) . '" data-thumb-alt="' . esc_attr( $alt_text ) . '" class="woocommerce-product-gallery__image"><a href="' . esc_url( $full_src[0] ) . '">' . $image . '</a></div>';
   
       When I look at the full code it also does look collation related which would be odd since utf8mb4 and is even mentioned in their documentation:
   
                        * Indexes have a maximum size of 767 bytes. Historically, we haven't need to be concerned about that.
   
                        * As of WP 4.2, however, they moved to utf8mb4, which uses 4 bytes per character. This means that an index which
   
                        * used to have room for floor(767/3) = 255 characters, now only has room for floor(767/4) = 191 characters.
   
       Alternatively it could just be some custom CSS or something as simple as a missing thumbnail.
   
       Here’s a snippet from with the full function definition:
   
          1582 function wc_get_gallery_image_html( $attachment_id, $main_image = false ) {
   
          1583         $flexslider        = (bool) apply_filters( 'woocommerce_single_product_flexslider_enabled', get_theme_support( 'wc-product-gallery-slider' ) );
   
          1584         $gallery_thumbnail = wc_get_image_size( 'gallery_thumbnail' );
   
          1585         $thumbnail_size    = apply_filters( 'woocommerce_gallery_thumbnail_size', array( $gallery_thumbnail['width'], $gallery_thumbnail['height'] ) );
   
          1586         $image_size        = apply_filters( 'woocommerce_gallery_image_size', $flexslider || $main_image ? 'woocommerce_single' : $thumbnail_size );
   
          1587         $full_size         = apply_filters( 'woocommerce_gallery_full_size', apply_filters( 'woocommerce_product_thumbnails_large_size', 'full' ) );
   
          1588         $thumbnail_src     = wp_get_attachment_image_src( $attachment_id, $thumbnail_size );
   
          1589         $full_src          = wp_get_attachment_image_src( $attachment_id, $full_size );
   
          1590         $alt_text          = trim( wp_strip_all_tags( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) ) );
   
          1591         $image             = wp_get_attachment_image(
   
          1592                 $attachment_id,
   
          1593                 $image_size,
   
          1594                 false,
   
          1595                 apply_filters(
   
          1596                         'woocommerce_gallery_image_html_attachment_image_params',
   
          1597                         array(
   
          1598                                 'title'                   => _wp_specialchars( get_post_field( 'post_title', $attachment_id ), ENT_QUOTES, 'UTF-8', true ),
   
          1599                                 'data-caption'            => _wp_specialchars( get_post_field( 'post_excerpt', $attachment_id ), ENT_QUOTES, 'UTF-8', true ),
   
          1600                                 'data-src'                => esc_url( $full_src[0] ),
   
          1601                                 'data-large_image'        => esc_url( $full_src[0] ),
   
          1602                                 'data-large_image_width'  => esc_attr( $full_src[1] ),
   
          1603                                 'data-large_image_height' => esc_attr( $full_src[2] ),
   
          1604                                 'class'                   => esc_attr( $main_image ? 'wp-post-image' : '' ),
   
          1605                         ),
   
          1606                         $attachment_id,
   
          1607                         $image_size,
   
          1608                         $main_image
   
          1609                 )
   
          1610         );
   
          1611
   
          1612         return '<div data-thumb="' . esc_url( $thumbnail_src[0] ) . '" data-thumb-alt="' . esc_attr( $alt_text ) . '" class="woocommerce-product-gallery__image"><a href="' . esc_url
   
          1612 ( $full_src[0] ) . '">' . $image . '</a></div>';
       ```
   

Viewing 3 replies - 1 through 3 (of 3 total)

 *  [xue28 (woo-hc)](https://wordpress.org/support/users/xue28/)
 * (@xue28)
 * [3 years ago](https://wordpress.org/support/topic/woocommerce-error-being-generated/#post-16785069)
 * Hi [@lcvdesigns](https://wordpress.org/support/users/lcvdesigns/)
 * Thanks for reaching out!
 * I understand you are experiencing an issue with a PHP warning in your WooCommerce
   installation. It seems that the issue is related to accessing an array offset
   on a boolean value in the `wc-template-functions.php` file on line 1612. This
   could be caused by various reasons, including a missing thumbnail, custom CSS,
   or a collation-related issue.
 * For us to investigate this further, can you please try to switch to the [default Storefront theme](https://woocommerce.com/storefront/)
   and only WooCommerce plugin is enabled and see if this resolves the issue?
 * If so, then this kind of problem is usually caused by your theme or a third-party
   plugin present on your site. We can run a conflict test to verify this. I’d recommend
   cloning your site to a staging environment and performing the tests described
   on this [guide](https://woocommerce.com/document/how-to-test-for-conflicts/) 
   without modifying your live site or impacting customers. Many hosts provide staging
   facilities, so it’s worth checking in with them. It’s also possible to do it 
   using the free [WP Staging](https://wordpress.org/plugins/wp-staging/) plugin.
 * If this was caused by a third-party plugin present on your site, it would be 
   best to reach out to the developers for further assistance here.
 * If this did not resolve the issue, please share your **System Status Report**,
   that will help us further troubleshoot.
 * You can find it via `WooCommerce > Status`. Select `Get system report` and then`
   Copy for support`. Once you’ve done that, you can paste it into your reply here.
 * If you could also provide the **fatal error logs** (if any) under `WooCommerce
   > Status > Logs`.
 * You could copy and paste your reply here or paste it via [https://gist.github.com/](https://gist.github.com/)
   and send the link here.
 * Let us know how it goes!
 *  Thread Starter [lcvdesigns](https://wordpress.org/support/users/lcvdesigns/)
 * (@lcvdesigns)
 * [3 years ago](https://wordpress.org/support/topic/woocommerce-error-being-generated/#post-16785309)
 * Hi thank you so much for the response please also see below:
 * We just picked this up in wp-config file:
 * define( ‘DB_CHARSET’, ‘utf8’ );
 * I think it should be updated to utf8mb4
 * Do we update this and what impact would updating this have on your tables? This
   is where collation is specified in wordpress. This is an older installation (
   Feb/2020 if I recall correctly) that has seen quite a few updates and changes.
 *  [anastas10s](https://wordpress.org/support/users/anastas10s/)
 * (@anastas10s)
 * [3 years ago](https://wordpress.org/support/topic/woocommerce-error-being-generated/#post-16797367)
 * Hi there [@lcvdesigns](https://wordpress.org/support/users/lcvdesigns/) 👋
 * > I think it should be updated to utf8mb4 Do we update this and what impact would
   > updating this have on your tables?
 * I’d recommend checking out [this post, regarding utf8mb4](https://make.wordpress.org/core/2015/04/02/the-utf8mb4-upgrade/).
 * Feel free to go ahead with any updates, in a controlled environment (as in a 
   development server, not the live site), after making sure a backup is created–
   for making restores painless.
 * > This is an older installation (Feb/2020 if I recall correctly) that has seen
   > quite a few updates and changes.
 * I am not sure if this refers to WordPress and WooCommerce in that installation
   being versions from Feb/2020, or otherwise. As a first step, make sure all software
   is updated to their latest versions.
 * [Linked here is the official document on how to update WooCommerce](https://woocommerce.com/document/how-to-update-woocommerce/).
 * I trust that points you in the right direction, but if you have more questions,
   let us know. We’re happy to help!

Viewing 3 replies - 1 through 3 (of 3 total)

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 * 3 replies
 * 3 participants
 * Last reply from: [anastas10s](https://wordpress.org/support/users/anastas10s/)
 * Last activity: [3 years ago](https://wordpress.org/support/topic/woocommerce-error-being-generated/#post-16797367)
 * Status: resolved