This thread is resolved. Here is a description of the problem and solution.
Problem:
You are experiencing issues with your site still picking up an old sitekey after trying to revert to the original one via wp config.
Solution:
We recommend you follow these steps to resolve the issue:
1. Remove the site from your list of registered sites.
2. Complete the steps outlined in this documentation: https://wpml.org/forums/topic/sitekey/#post-17066898.
3. Assign the credits to the newly registered site by following this guide: https://wpml.org/documentation/automatic-translation/how-to-assign-automatic-translation-credits-to-your-sites/.
If this solution does not apply to your case, or if it seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have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. Should you need further assistance, please open a new support ticket at WPML support forum.
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