Alright, man. I’ll give this a try.
Tried that and I still got the error. 
Try this for MSN 7.5
https://storage.googleapis.com/escargot-storage-1/public/patched-installer/escargot-msn-7.5.0324-en.msi
Login normally with email and password. No need to put the password into email.
I you still have the problem, please follow this: Wiki · Escargot / Escargot Server · GitLab