Error accessing the site

[_gianmarco]

Hello, I encountered this error when logging into the site. After reading around, I was advised to remove some plugins, which I did, leaving only Laytheme and Woocommerce. What can I do to resolve the issue without uninstalling the two plugins?

[arminunruh]

in your FTP, in the wp-config.php file

you can set WP_DEBUG_LOG to false
so change this:

define( 'WP_DEBUG', true );

to this:

define( 'WP_DEBUG', false );

I think these warnings show up when you have a older version of qtranslate-XT installed.
you can get the latest version of qTranslate-XT here:
https://github.com/qTranslate/qtranslate-xt/releases

click here (red circle) to download it