# Coupon error with rapid cart pro

**URL:** <https://forums.realmacsoftware.com/t/coupon-error-with-rapid-cart-pro/6516>\
**Category:** RapidWeaver Classic\
**Created:** [April 29, 2016, 2:33pm UTC](https://forums.realmacsoftware.com/t/coupon-error-with-rapid-cart-pro/6516 "2016-04-29T14:33:05Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Trickyoxx1](https://avatars.discourse-cdn.com/v4/letter/t/94ad74/32.png) [@Trickyoxx1](https://forums.realmacsoftware.com/u/Trickyoxx1)\
**Post date:** [April 29, 2016, 2:33pm UTC](https://forums.realmacsoftware.com/t/coupon-error-with-rapid-cart-pro/6516/1 "2016-04-29T14:33:05Z")

</div>

i have an error 400 message with rapid cart pro when trying to finalize payment with PayPal when using a coupon.

Any ideas?

---

<div class="post-metadata">

**Author:** ![rob](https://dub1.discourse-cdn.com/flex005/user_avatar/forums.realmacsoftware.com/rob/32/24188_2.png) [@rob](https://forums.realmacsoftware.com/u/rob)\
**Post date:** [April 29, 2016, 3:36pm UTC](https://forums.realmacsoftware.com/t/coupon-error-with-rapid-cart-pro/6516/2 "2016-04-29T15:36:24Z")

</div>

I couldn’t reproduce the problem on our test servers.  
Coupon codes work correctly with PayPal here.

We need further details to find where the problem is with your configuration.  
I’ve sent you instructions to get PayPal logs.