Problem: You are experiencing a fatal error when trying to log in to the admin dashboard, specifically an error related to an unknown format specifier 't' in the WPML String Translation plugin. Solution: We are aware of this issue. As a temporary solution, we recommend you refer to our errata page for details on how to address this problem: https://wpml.org/errata/flux-checkout-fatal-error-uncaught-valueerror-unknown-format-specifier-t/. This issue is expected to be resolved in an upcoming release.
If this solution does not apply to your case, or if it seems outdated, please open a new support ticket. We also 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. For further assistance, you can contact us directly through our support forum at https://wpml.org/forums/forum/english-support/.