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This thread is resolved. Here is a description of the problem and solution.

Problem:

Your WordPress Dashboard is displaying a warning indicating that some taxonomy terms are out of sync between languages, which could result in incorrect tags or categories for content in some languages.

Solution:

If you're experiencing this issue, we recommend you follow these steps:

1. Ensure you take a full site backup before proceeding.
2. Navigate to the Taxonomy Translation page by visiting this URL: Taxonomy Translation.
3. Switch to the Hierarchy Synchronization tab.
4. Click on the 'Update Taxonomy Hierarchy' button.
5. Clear all types of caches on your site.
6. Verify if the warning has been resolved and no longer appears.

This solution might be outdated or not applicable to your specific case. If the issue persists, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If needed, please open a new support ticket at WPML support forum for further assistance.

This is the technical support forum for WPML - the multilingual WordPress plugin.

Everyone can read, but only WPML clients can post here. WPML team is replying on the forum 6 days per week, 22 hours per day.

This topic contains 1 reply, has 0 voices.

Last updated by Bigul 8 months, 4 weeks ago.

Assisted by: Bigul.

Author Posts
July 22, 2025 at 7:17 pm #17261042

mohabM-4

WordPress Dashboard is showing the following warning:

Some taxonomy terms are out of sync between languages. This means that content in some languages will not have the correct tags or categories.

To synchronize the taxonomies, you need to go over each of them from the following list and click the "Update taxonomy hierarchy" button.

July 22, 2025 at 7:33 pm #17261103

Bigul

Hello,

Welcome to the WPML support forum. I will do my best to assist you in resolving the issue.

I have created this ticket to make follow-ups easier. Please visit the following URL after taking a full site backup: hidden link

Then, try the steps below and make sure it is working as expected. Refer to the attached images for more details.

- Switch to the Hierarchy Synchronization tab.
- Click on the Update Taxonomy Hierarchy button.
- Clear all types of caches.
- Check whether the warning still appears.

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Thanks!

Bigul

2025-07-23_00h56_47.png
2025-07-23_00h55_24.png