Update Breaks Site

Same, getting 500 server error. Remove CTM plugin and it goes away.

You may want to consider the core function for checking active plugins,
https://codex.www.ads-software.com/Function_Reference/is_plugin_active

Same problem for us – 17 websites all break with the new update.

The fix is to change call_tracking_metrics.php line 19 from “cf7_enabled()” to “$this->cf7_enabled()” (missing a reference to itself).