Bump.
Im having the same issue.
Also w/ Linkpoint.
The coupon causes the CC to be declined.
Here is log that gets emailed to me:
Result:
(
[r_csp] =>
[r_time] => Thu Jun 19 05:38:04 2008
[r_ref] =>
[r_error] => SGS-002301: Charge total must be the sum of subtotal, tax,
value added tax, and shipping.
[r_ordernum] => 6-Q1zaE1
[r_message] =>
[r_code] =>
[r_tdate] =>
[r_score] =>
[r_authresponse] =>
[r_approved] =>
[r_avs] =>
)



