Sell on Amazon Sign In
This article applies to selling in: Saudi Arabia

Error 18018

Adjustment request includes a negative value.

This error occurs when one of the refund components in an adjustments feed (XML) or tab-delimited adjustments file is a negative value. Refund components must be a positive value representing the refund amounts you wish applied to the order.

You cannot charge a customer's credit card by supplying a negative value.

To resolve this error resubmit your adjustment data with positive refund values.

Sign in to use the tool and get personalized help (desktop browser required). Sign In

Reach hundreds of millions of customers

Start selling on Amazon

© 1999-2022,, Inc. or its affiliates