Error after update

Getting these errors on the pages that contained the poll after I updated today…

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1122

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1128

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1134

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1140

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1146

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1122

...

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1140

Warning: in_array() expects parameter 2 to be array, string given in /home/mdncom/public_html/akb48wup/wp-content/plugins/yop-poll/models/abstract_model.php on line 1146

Not sure what happened?

You can see the page here:
http://www.akb48wrapup.com/category/grand-reformation-festival-daisokaku-%E5%A4%A7%E7%B5%84%E9%96%A3%E7%A5%AD%E3%82%8A/

https://ww.wp.xz.cn/plugins/yop-poll/