Why am I seeing alert messages after clicking on user account?

chand1
Shopify Partner
2 0 0

Alert messages showing after click on user account --> Manage Your Subscriptions--> send email.

Error: 

<style>
/*body{

-> font-family:'fira sans' !important
}

Note: These type of error messges coming can you stop it, its very urgent.
Thankyou

Replies 0 (0)