How to add attachment to email without attachment wording?

I want to send out email with attachment, I’ve add attachment path to below yellow high light,
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My attachment is a word file, I save in my desktop, I add the path to attachment,

But it will show red higlight wording in my emailbody, How to delete the red wording from my email body?
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Hi @sunny.zhang

Please check your EmailTemplate variable consisting any information if not Can you try to delete that activity and reconfigure it

Cheers!!