cant login MW3 launcher

[Emiya Rainbow]

i cant login Mw3 launcher

"Fail to login.
account not found...."

I entered the correct password and account but failed to log in

[H3X1C]

Emiya Rainbow said in cant login MW3 launcher:

account not found

Account not found is the issue, because you didn't type in your username correctly. Please keep in mind it is case sensitive.

[Medison]

Emiya Rainbow lol nameless noobs crashed right when I wanted to say goodbye and have a great day and also add my profile in pluto