Processing but not giving information

[furkanozturk34]

hello,
I installed the package and it works.but i have a problem

When I press the add button, the operation is successful.
but the process stays like this after.does not guide. No error or successful message.
sorry for my bad english
thanks

[furkanozturk34]

[MyTech34]

Furkan sends the mail at the same time while registering, when he cannot send the mail, it stays on this screen. Can you check your mail settings?