I checked your demo link and found same issue as on my website https://www.screencast.com/t/ft2nlQ9r0 when i click on reply link page stop working i just download and install this on our end can you please give me the fix for this. Same issue coming to my website i am using latest version of Forma ...

I stuck with the same problem as you explained.
Is there any solution for that.

Because i checked this on php 5.6 and 7.0 and all available versions in cpanel but this problem is with every version.

I am using farmalms 2.1