CGIEmail 403 Error

[aco]

Sorry if this was asked before, but I didn't see it.
I'm getting a 403 No variable substitutions in template error through IE,
but not when I use Firefox.

I'm really kinda stumped here, and a bit of a noob.

Here is my template
From: [email]
To: ****@gmail.com
Subject: Donation Info

What is your first name? [firstname]
What is your last name? [lastname]
What is your address? [address]
What is your apt? [apt]
What is your city? [city]
What is your state? [state]
What is your zip? [zip]
What is your Phone? [phone]
What is your email? [email]
What is your employer? [employer]
What is your occupation? [occupation]

Thanks for your time.

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