Split: Fatal error: Uncaught Error: Failed opening required /sitepress-multilingual-cms/vendor/composer/autoload_real.php:78

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

Problem:
You are experiencing an error after uploading files via git, which is related to a file naming conflict in the Yoast WHIP vendor library on case-sensitive servers.
Solution:
We recommend the following steps to resolve this issue:
1. Go to the WordPress Dashboard and select Plugins.
2. Deactivate and delete the WPML plugin.
3. Reinstall the latest version from the WordPress dashboard (Plugins → Add New → Upload Plugin).
Please note that this solution might be outdated or not applicable to your specific case. 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.

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 is split from https://wpml.org/forums/topic/unable-to-extract-latest-sitepress-multilingual-cms-zip-folder/

Tagged: Known issue

This topic contains 1 reply, has 0 voices.

Last updated by Andrey 1 week, 4 days ago.

Assisted by: Andrey.

Author	Posts
March 27, 2025 at 1:34 pm #16868749
geoffreyS-4	I have extracted the zip file and uploaded it on server via git. But now I'm getting the below error message.
March 27, 2025 at 1:46 pm #16868780
Andrey Supporter Languages: English (English ) Russian (Русский ) Timezone: Europe/Kyiv (GMT+03:00)	The issue you are experiencing is related to the following: https://wpml.org/errata/file-naming-conflict-in-yoast-whip-vendor-library-on-case-sensitive-servers/. Our developers are aware of this problem, which has been escalated for further attention. Currently, you are facing a warning that should not harm your website. A fix will be included in upcoming versions. In the meantime, you can try following these steps: 1. Go to the WordPress Dashboard and select Plugins. 2. Deactivate and delete the WPML plugin. 3. Reinstall the latest version from the WordPress dashboard (Plugins → Add New → Upload Plugin).