plugin Version 6.5.1.7

Heads up: Version 6.5.1.7. crashes my WP with

PHP Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to allocate 20480 bytes) in /mnt/larry1/larryjordan/wp-includes/class-wp-fatal-error-handler.php on line 76

I backed out the plugin update and problem resolved.

The page I need help with: [log in to see the link]