I am trying to export subscriptions but keep getting an error.

[PipMagazine]

Hi, I am trying to export subscriptions from Woocommerce using your plugin but I keep getting this error message. Can you help me troubleshoot it. I need to send magazines out to subscribers and I can't get their details.

Thanks in advance.

Fatal error: Allowed memory size of 536870912 bytes exhausted (tried to allocate 20480 bytes) in /home/pipmagaz/grow.pipmagazine.com.au/wp-includes/meta.php on line 1189

Fatal error: Allowed memory size of 536870912 bytes exhausted (tried to allocate 20480 bytes) in /home/pipmagaz/grow.pipmagazine.com.au/wp-includes/class-wp-fatal-error-handler.php on line 74