Title: error sync class file Last modified: August 18, 2025 --- # error sync class file * Resolved [kees78](https://wordpress.org/support/users/kees78/) * (@kees78) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/) * Hi, * I get a fatal error when cloudinary plugin is active. * Error: PHP Fatal error: Uncaught TypeError: array_intersect_key(): Argument # 2 must be of type array, null given in … class-sync.php:376 Line of code: $signature = array_intersect_key( $signature, $this->sync_types ); * When i deactivate this line of code the same error happens a few lines further: PHP Fatal error: Uncaught TypeError: array_intersect_key(): Argument #1 ($array) must be of type array, null given in class-sync.php:858Line of code: $ordered = array_intersect_key( $this->sync_types, $sync_items ); * Please advise what to do, * Kind regards. * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-sync-class-file%2F%3Foutput_format%3Dmd&locale=en_US) to see the link]_ Viewing 7 replies - 1 through 7 (of 7 total) * Plugin Support [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/) * (@loiccloudinary) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18602979) * Hi [@kees78](https://wordpress.org/support/users/kees78/) , * Thanks for reaching out. * Would you mind opening a ticket to [support@cloudinary.com](https://wordpress.org/support/topic/error-sync-class-file/support@cloudinary.com?output_format=md) and share a system report as explained [here](https://support.cloudinary.com/hc/en-us/articles/360022260599-How-to-generate-a-system-report-on-the-WordPress-plugin-) and adding some assets to the system report as described in the 2nd video? * Thanks in advance. * Best, * Loic - This reply was modified 9 months, 3 weeks ago by [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/). * Thread Starter [kees78](https://wordpress.org/support/users/kees78/) * (@kees78) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18602993) * Hey Loic, * I cannot generate the system report because whenever i activate cloudinary, the site crashes. * Do you still want me to sent an email? * Plugin Support [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/) * (@loiccloudinary) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18602997) * Hi [@kees78](https://wordpress.org/support/users/kees78/), * Thanks for letting me know. * Could you please reach out and share an export of the `wp_posts` and `wp_postmeta` table? It seems there is an issue with some signature. * Thanks, * Loic * Thread Starter [kees78](https://wordpress.org/support/users/kees78/) * (@kees78) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18603059) * I downloaded the tables. 255MB in total. How would you like me to reach out to you? * Plugin Support [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/) * (@loiccloudinary) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18603168) * Hi [@kees78](https://wordpress.org/support/users/kees78/), * Please reach out to [support@cloudinary.com](https://wordpress.org/support/topic/error-sync-class-file/support@cloudinary.com?output_format=md). * Thanks, * Loic * Thread Starter [kees78](https://wordpress.org/support/users/kees78/) * (@kees78) * [9 months, 3 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18603440) * I cannot send 255MB attachments however. Is it not more convienant for you guys to login to the website? I can send user details? * Plugin Support [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/) * (@loiccloudinary) * [9 months, 2 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18609985) * Hi [@kees78](https://wordpress.org/support/users/kees78/), * As mentioned in the ticket, we have a fix in review. Another customer tested the workaround shared with you and it worked properly. * To summarize: - The bug is a conflict between RankMath SEO and Cloudinary - The fix in review is: [https://github.com/cloudinary/cloudinary_wordpress/pull/1085/commits/8b6c2e9600c74fa8dd140cc153682ec03086d62a](https://github.com/cloudinary/cloudinary_wordpress/pull/1085/commits/8b6c2e9600c74fa8dd140cc153682ec03086d62a) - You can manually edit this variable to fix it until we release a new version. * Hope that helps. * Best, * Loic Viewing 7 replies - 1 through 7 (of 7 total) The topic ‘error sync class file’ is closed to new replies. * ![](https://ps.w.org/cloudinary-image-management-and-manipulation-in-the-cloud- cdn/assets/icon-256x256.png?rev=2377259) * [Cloudinary - Deliver Images and Videos at Scale](https://wordpress.org/plugins/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/) * [Frequently Asked Questions](https://wordpress.org/plugins/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/#faq) * [Support Threads](https://wordpress.org/support/plugin/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/) * [Active Topics](https://wordpress.org/support/plugin/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/unresolved/) * [Reviews](https://wordpress.org/support/plugin/cloudinary-image-management-and-manipulation-in-the-cloud-cdn/reviews/) * 7 replies * 4 participants * Last reply from: [loic @ cloudinary](https://wordpress.org/support/users/loiccloudinary/) * Last activity: [9 months, 2 weeks ago](https://wordpress.org/support/topic/error-sync-class-file/#post-18609985) * Status: resolved