problem in spoiler after wordpress 4.1

hi

i am using spoiler shortcode in almost all pages of my website.

http://taxadda.com/income-tax/tds-tcs/tds-from-income-from-units-of-business-trust-sec-194lba/

now the problem is that after updation of wordpress to 4.1, all of the spoiler stops working and only spoiler title starts showing.
please suggest me a solution asap.

thanks

https://wordpress.org/plugins/shortcodes-ultimate/