Missing Argument Warning

I am receiving Warning/Errors when publishing or updating posts since updating the WP Access Areas plugin.

Any suggestions? Errors posted below:

Warning: Missing argument 1 for WPAA_EditPost::can_edit_edit_cap(), called in /home3/laura/public_html/hcc2013/wp-content/plugins/wp-access-areas/inc/class-wpaa_editpost.php on line 141 and defined in /…../wp-content/plugins/wp-access-areas/inc/class-wpaa_editpost.php on line 255

Warning: Cannot modify header information – headers already sent by (output started at /…../wp-content/plugins/wp-access-areas/inc/class-wpaa_editpost.php:255) in /home3/laura/public_html/hcc2013/wp-admin/post.php on line 198

Warning: Cannot modify header information – headers already sent by (output started at /…../wp-content/plugins/wp-access-areas/inc/class-wpaa_editpost.php:255) in /home3/laura/public_html/hcc2013/wp-includes/pluggable.php on line 1216

Thank you for any ideas or suggestions.