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

Problem:
In a WooCommerce shop with multiple languages, the 'product-category' slug was translated for different languages. However, for the German language, setting the slug to 'produkte' results in a 404 error when visiting the page. The backend shows the Dutch translation instead.

Solution:
We analyzed the issue and determined it is not directly related to WPML or WooCommerce, but rather to the permalink structure used. WordPress uses specific rules to determine what content to display based on the URL visited. If both single products and product categories share a similar permalink base (e.g., site.com/products/), WordPress may struggle to differentiate between product requests and product category archive requests, leading to errors like the one experienced. We recommend changing the permalink structure so that products and product categories do not use the same base. For example, use 'products' for the product category base and '/product/%product_cat%/' for the custom product base. This adjustment should resolve the issue.

If this solution does not apply to your case, or if it seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have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 the problem persists, please open a new support ticket at WPML support forum for further assistance.

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This topic contains 34 replies, has 3 voices.

Last updated by T4ng 3 months, 2 weeks ago.

Assisted by: Waqas Bin Hasan.

Author Posts
June 10, 2024 at 10:15 am

Ton

We have a WooCommerce shop and we have multiple languages.

We have translated the "product-category" slug for the different languages

But for 1 language its not working
In the german we have set it up to be "produkte", but when you go to that page it shows a 404

Now when i look in the backend at the product category, it shows the NL translation :/

June 10, 2024 at 10:26 am
June 10, 2024 at 10:28 am #15721347

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Hi,

Reference to our recent chat, please try the following:

1) Take a full backup of your site and database before proceeding.
2) Deactivate all plugins except WPML, WCML and WooCommerce.
3) Switch to a standard theme like 2024.
4) Check for the issue if it still happens.
5) Then start activating plugins one by one while keep checking for the issue. This way you 'll be able to pinpoint a conflict when & where it starts creating the problem.
6) If after activating all plugins you see that it still works fine, then switch to your theme and see if that's causing it.

And let me know your findings and I'll try my best to help you further on the matter.

Regards.

June 17, 2024 at 7:46 am #15743676

Ton

For now, this suddenly fixed it self. Please leave the ticket open if it happens again. Than I will report back.

June 18, 2024 at 7:58 am #15747752

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Glad to know that problem is solved.

However, keep this ticket with you and if you run into the issue again, feel free to write back.

Have a great time.

June 24, 2024 at 11:35 am #15806418

Ton

Hello,

So the issue returned. I made a dev enviremont and with only the needed plugins.
Now even the default language doesn't work.

hidden link
Also other languages don't work:
hidden link

It has something to do with the permalink I believe.

I have translated the shop URL's via this way:
hidden link

Hope to hear from you.

Kind regards

June 24, 2024 at 1:38 pm #15807707

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Thank you for the updates.

I need to take a closer look at your site. So I request temporary access (WP-Admin and FTP), preferably to a test site where the problem has been replicated.

Your next answer will be private, to share this information safely.

Also provide detailed steps to reproduce the issue and links to pages in admin and on frontend.

IMPORTANT: Please take a complete backup of the site to avoid data loss. I may need to activate/deactivate plugins also.

See https://wpml.org/purchase/support-policy/privacy-and-security-when-providing-debug-information-for-support/ for details on privacy and security.

July 2, 2024 at 6:30 am
July 2, 2024 at 9:30 am #15873841

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Thank you for the access. I am working on this and 'll get back to you as soon as I find something or have a solution.

July 2, 2024 at 1:07 pm #15875493

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Thank you for your patience, I'm still working on this and 'll update you by tomorrow.

July 3, 2024 at 6:53 am #15880918

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Thank you for your patience and cooperation.

I was able to analyze issue in detail and in fact this isn't an issue but a matter of understanding.

In WooCommerce, you can not have duplicate base-slugs (see attached images highlighted with Red). Your shop page, category base, attributes base and product permalinks base has the same slug and this 'll always create problem.

So I've demonstrated this by using unique (or different) slugs (attached images highlighted in Green) and now these work just fine.

In short, if you go to WooCommerce -> WooCommerce Multilingual & Multicurrency -> Store URLs, the each slug under "Original Slug" column should be unique or different. And then should be translated accordingly.

correct.jpg
correct permalinks.jpg
wrong.jpg
wrong permalinks.jpg
shop page.jpg
July 3, 2024 at 8:52 am #15882456

Ton

Hello Waqas,

I just tried this in the live site by changing the Shop page URL. (See attached screenshot).

Now it still doesn't work, but ONLY for German and French.
For English and Dutch it works fine as expected.

I would like to show you the live site (the additional languages or only for logged in user right now).

But the weird thing is:
hidden link
This doesn't work (404).

While this DOES work in Dutch:
hidden link
And in English:
hidden link

And even MORE WEIRD, this works too:
hidden link
It shows the German page, but with the Dutch slug for the category base :/

Hope to hear from you.
Kind regards

screen.png
July 3, 2024 at 10:44 am #15883309

Waqas Bin Hasan
Supporter

Languages: English (English )

Timezone: Asia/Karachi (GMT+05:00)

Thank you for the updates.

Looks like there may be a caching issue or a conflict. I'll recommend to try the following:

1) Take a full backup of your site and database before proceeding.
2) Deactivate all plugins except WPML, WCML and WooCommerce.
3) Switch to a standard theme like 2024.
4) Clear all caches and check for the issue if it still happens.
5) Then start activating plugins one by one while keep checking for the issue. This way you 'll be able to pinpoint a conflict when & where it starts creating the problem.
6) If after activating all plugins you see that it still works fine, then switch to your theme and see if that's causing it.

I understand this is a live site and above mentioned might be a concern. In this case, it is recommended to clone the site on a staging/dev site first and check as mentioned above.

July 3, 2024 at 12:46 pm #15884384

Ton

Sorry but this has nothing to do with caching.

I am kinda out of patience with this. You guys always tell the same little story to deactivate stuff etc.

Can you please take a real look?

If you logged in, there is no caching.

So somehow on the German language:
hidden link this works (wich is the Dutch slug) Wich i have NOT set up like this. Also this URL shows up on the BACKEND when viewing the WC categories, WHY?

On the front end (in the menus) it's like this:
hidden link (correct German slug), but gives 404.

I can make a new duplicate for you to take a look.

July 3, 2024 at 1:09 pm #15884593

Ton

Hello Waqas,

Ok so now I have the test enviremont completely STRIPPED from plugins etc, only what i needed.

hidden link

When you look in the backend CMS on hidden link in the different languages you see the following:

English: hidden link
Correct 'products' slug -> works

Dutch: hidden link
Correct 'producten' slug -> works

German: hidden link
Wrong 'producten' slug -> does NOT work, should be 'produkte'

French: hidden link
Wrong 'producten' slug -> does NOT work, should be 'produits'

So please tell me you guys can fix this.

Kind regards