membership2 pro getting invalid argument warning on update

Just did the update for this and got the following on the update page after Plugin updated successfully:

Warning: Invalid argument supplied for foreach() in /plugins/membership/app/model/class-ms-model-upgrade.php on line 753

Warning: Cannot modify header information - headers already sent by (output started at /wp-content/plugins/membership/app/model/class-ms-model-upgrade.php:753) in /home4/ab24923/public_html/wp-includes/pluggable.php on line 1196