Image Crop Editor Not working

Question

I am having an issue in WordPress admin, where the images are not cropping in WP \"edit image\" for a site I am creating and I do not know what the cause is.

I\'ve r

Answer 1

After ruling out several causes ( PHP modules, memory limits ), trying to get useful debugging info, and migrating the site to different hosting, I found that the problem was caused by rewrite rules in the .htaccess file.

In this case the rules where added by the security plugin All In One WP Security. Maybe, a newer version of the plugin would have fixed it, but I replaced it with another security plugin some time ago.

With removing all rules from the .htaccess and gradually reintroducing them I discovered that the specific block of lines in .htaccess causing the problem was:

# 5G:[QUERY STRINGS]

RewriteEngine On
RewriteBase /
RewriteCond %{QUERY_STRING} (\"|%22).*(<|>|%3) [NC,OR]
RewriteCond %{QUERY_STRING} (javascript:).*(\;) [NC,OR]
RewriteCond %{QUERY_STRING} (<|%3C).*script.*(>|%3) [NC,OR]
RewriteCond %{QUERY_STRING} (\\|\.\./|`|='$|=%27$) [NC,OR]
RewriteCond %{QUERY_STRING} (\;|'|\"|%22).* (union|select|insert|drop|update|md5|benchmark|or|and|if) [NC,OR]
RewriteCond %{QUERY_STRING} (base64_encode|localhost|mosconfig) [NC,OR]
RewriteCond %{QUERY_STRING} (boot\.ini|echo.*kae|etc/passwd) [NC,OR]
RewriteCond %{QUERY_STRING} (GLOBALS|REQUEST)(=|\[|%) [NC]
RewriteRule .* - [F]