Plugin could not be activated because it triggered a fatal error.

base on below url help : Change “Notifygram” class name to “Notifygram_Class”
https://www.ads-software.com/plugins/telegram-for-wp/changelog/

i change class name But the problem is not resolved and i cannot activate plugin yet.

Here is the link : parsethylene-kish.com

please help me.
https://www.ads-software.com/plugins/telegram-for-wp/