We are aware of an issue with WooCommerce 9.8.3 that is resulting in fatal errors on a number of sites. The WooCommerce Team is working on a fix and release to resolve this. We will update this post as this progresses.

Rolling back to 9.8.2 may help, but we are seeing mixed results.

13:00 UTC-0: The WooCommerce Team have identified that sites running block themes and/or that had the transient expire and called the new one today are being affected.

13:15 UTC-0: The WooCommerce Team are continuing to work on their fix.

13:18 UTC-0: A temporary fix for this issue can be found here. If you need assistance applying this to your site, please let us know. A permanent fix will be issued by the WooCommerce Team as soon as possible.

13:40 UTC-0: The temporary fix noted above is working well to resolve this on affected sites. It is recommended that you apply this while awaiting the permanent fix. Please reach out to our Support Team if you need assistance with this.

14:12 UTC-0: The WooCommerce Team continue to work on their final fix and have shared some additional workaround solutions here.

17:26 UTC-0: WooCommerce 9.8.4 containing the final fix is now publicly available. Please ensure any affected sites are updated to the latest version. If you require assistance with this update, please contact our Support Team via Intercom or help@pressable.com.