Title: Plugin conflict
Last modified: May 24, 2023

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# Plugin conflict

 *  Resolved [Jaap de Wit](https://wordpress.org/support/users/hitec4ever/)
 * (@hitec4ever)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/)
 * Hi,
 * I’ve noticed there’s a plugin conflict with Order Weight for WooCommerce plugin(
   [https://wordpress.org/plugins/woo-order-weight/](https://wordpress.org/plugins/woo-order-weight/)
 * When both plugins are active no new order or processing order emails are being
   send. The following fatal error occurs.
 * [Wed May 24 09:36:01.612045 2023] [proxy_fcgi:error] [pid 18848:tid 140694832031488][
   client 5.39.186.90:0] AH01071: Got error ‘PHP message: PHP Fatal error: Uncaught
   TypeError: array_merge(): Argument #1 must be of type array, null given in /home/
   cloudwaysapps.com/hcvsxtnxnp/public_html/wp-content/plugins/woo-checkout-field-
   editor-pro/public/class-thwcfd-public-checkout.php:558\nStack trace:\n#0 /home/
   cloudwaysapps.com/hcvsxtnxnp/public_html/wp-content/plugins/woo-checkout-field-
   editor-pro/public/class-thwcfd-public-checkout.php(558): array_merge()\n#1 /home/
   cloudwaysapps.com/hcvsxtnxnp/public_html/wp-includes/class-wp-hook.php(308): 
   THWCFD_Public_Checkout->display_custom_fields_in_emails()\n#2 /home/cloudwaysapps.
   com/hcvsxtnxnp/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters()\
   n#3 /home/cloudwaysapps.com/hcvsxtnxnp/public_html/wp-content/plugins/woocommerce/
   includes/class-wc-emails.php(488): apply_filters()\n#4 /home/cloudwaysapps.com/
   hcvsxtnxnp/public_html/wp-includes/class-wp-hook.php(310): WC_Emails->order_meta()\
   n#5 /home/cloudwaysapps.com/hcvsxtnxnp/public_html/wp-…’, referer: [https://www.daphnesdiary.com/wp-admin/customize.php?kt-woomail-customize=1&url=https%3A%2F%2Fwww.daphnesdiary.com%2F%3Fkt-woomail-preview%3D1](https://www.daphnesdiary.com/wp-admin/customize.php?kt-woomail-customize=1&url=https%3A%2F%2Fwww.daphnesdiary.com%2F%3Fkt-woomail-preview%3D1)
 * When I disable Order Weight for WooCommerce emails are being sent. When I disable
   Checkout Field Editor for WooCommerce plugin and Order Weight for WooCommerce
   is enabled emails are also being sent.
 * I will also report it in Order Weight for WooCommerce plugin forum.
 * Please assist.
 * Cheers,
 * Jaap

Viewing 5 replies - 1 through 5 (of 5 total)

 *  Plugin Author [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * (@themehigh)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16767280)
 * Hi Jaap,
 * Your issue needs a detailed check. Can you please raise a ticket through our 
   website? We hope our technical team will be able to help you.
 * Thank you!
 *  Thread Starter [Jaap de Wit](https://wordpress.org/support/users/hitec4ever/)
 * (@hitec4ever)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16767318)
 * [@themehigh](https://wordpress.org/support/users/themehigh/) ok. done
 *  Plugin Author [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * (@themehigh)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16770132)
 * Great!
 *  Thread Starter [Jaap de Wit](https://wordpress.org/support/users/hitec4ever/)
 * (@hitec4ever)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16770246)
 * Solved by support
 *  Plugin Author [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * (@themehigh)
 * [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16771109)
 * Great!
 * Have a nice day!

Viewing 5 replies - 1 through 5 (of 5 total)

The topic ‘Plugin conflict’ is closed to new replies.

 * ![](https://ps.w.org/woo-checkout-field-editor-pro/assets/icon-256x256.gif?rev
   =3479964)
 * [Checkout Field Editor (Checkout Manager) for WooCommerce](https://wordpress.org/plugins/woo-checkout-field-editor-pro/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/woo-checkout-field-editor-pro/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/woo-checkout-field-editor-pro/)
 * [Active Topics](https://wordpress.org/support/plugin/woo-checkout-field-editor-pro/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/woo-checkout-field-editor-pro/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/woo-checkout-field-editor-pro/reviews/)

 * 5 replies
 * 2 participants
 * Last reply from: [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * Last activity: [3 years, 1 month ago](https://wordpress.org/support/topic/plugin-conflict-392/#post-16771109)
 * Status: resolved