WordPress : Error in your WordPress logs
Following error in your WordPress logs please follow through with this article:
Firstly, ALERT – script tried to increase memory_limit to 268435456 bytes which is above the allowed value (attacker ‘x.x.x.x‘, file ‘/home/<username>/public_html/<domain name>/wp-content/plugins/all-in-one-seo-pack/all_in_one_seo_pack.php’, line 120) or suhosin[4652]: ALERT - script tried to increase memory_limit to 268435456 bytes which is above the allowed value (attacker 'xx.xx.xx.xx.', file 'example.com/wp-admin/admin.php', line 109)
RESOLUTION: To fix this problem, set a Max Memory Limit in WP Config file.
>> define('WP_MAX_MEMORY_LIMIT', '128M');
For more information, you may refer to WP’s Support Forum