500 Errors for google

Your plugin is causing ALL requests from Google user agents to throw a 500 error.

Mobile-Friendly Test – Google Search Console

Please check the results, so what we did was loop through every single plugin by deactivating one by one and hitting the site using curl with a Google user agent until we saw a 200 code, was your plugin.

[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
simple-author-box
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
stripe-payments
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
ultimate-category-excluder
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
vimeoyoutubepopup
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
wordfence
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
wordpress-seo
HTTP/1.1 500 Internal Server Error
[09:35][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
worker
HTTP/1.1 500 Internal Server Error
[09:36][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
wp-categories-widget
HTTP/1.1 500 Internal Server Error
[09:36][[email protected] plugins]# for i in $(\ls -1 | head -1) ; do echo $i ; mv $i ../asd/ ; curl --silent -IL -A "Googlebot/2.1 (+https://www.google.com/bot.html)" https://rbitzer.com/ |grep HTTP ; done
wp-compress-image-optimizer
HTTP/1.1 200 OK

You can see that very last attempt we disabled wp-compress-image-optimizer and the URL started throwing a 200 code once again.