Experiencing the “Rocket-rucss” does not exist- error? We have the solution for you.
This error is experienced in WordPress installations with WooCommerce and WP Rocket installed. The function causes it “Remove unused CSS”.
To solve this error (usually seen in the debug log or error_log), go to WP Rocket -> Minify settings -> Uncheck the “Remove unused CSS”, and the problem should be solved instantly.
What causes this problem?
A conflict between WooCommerce and WP-Rocket.
Is there any fix in the roadmap?
We believe the developers are working on a fix, but it’s not prioritized. We suggest that if you experience this issue, send a ticket/request to the developers of the plugin(s).
See sources from WordPress: https://wordpress.org/support/topic/the-group-rocket-rucss-does-not-exist/
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