I have re-created the Cart and re-run the Checkout Wizard and I am now getting the following error when I 'SESSION' dump to the 'checkout_failure.php' page.
array(14) { ["WAENCRYPTEDRETURNUSED"]=> bool(false) ["WAENCRYPTEDRETURNSUCCESS"]=> bool(false) ["WAVT_membersapplication_282_Errors"]=> string(0) "" ["members_id"]=> int(37) ["fed_properties_id"]=> int(37) ["rtm_companies_id"]=> int(0) ["federation_membership_Items"]=> string(187) "1|WAECART|fed_membership|WAECART|RTMF Membership Application|WAECART||WAECART|0|WAECART|1|WAECART|1|WAECART|10|WAECART|144482601202159984|WAECART|0|WAECART|11|WAECART|1 fed_membership (1)" ["WAEC_ContinueRedirect"]=> string(35) "/federation/members_application.php" ["eCart_PPECO_System"]=> string(2) "US" ["WA_BillingAgreements"]=> array(0) { } ["PayPal_ECO_Token"]=> string(0) "" ["ECO_Auth_Request"]=> string(1431) "djoiner_api1.rtm-conference.org.ukFUM46UM86DP5DTH4AujtnJOrxiDW0WQ2M-4VewOYXb0xAbso9bKB478nxEWC4mmxLDGEARLq63.0http://www.rtmf.org.uk/pp_confirm_f.phphttp://www.rtmf.org.uk/cart.php?ppcancel=1SoleBillingSale11.0011fed_membership111Sale" ["ECO_Auth_Result"]=> string(2176) "2015-10-14T13:37:59ZFailure977471803c54eTransaction refused because of an invalid argument. See additional error messages for details.The totals of the cart item amounts do not match order amounts.10413Error63.018308778" ["fed_membership_Items"]=> string(187) "1|WAECART|fed_membership|WAECART|RTMF Membership Application|WAECART||WAECART|0|WAECART|1|WAECART|1|WAECART|10|WAECART|144482926266754904|WAECART|0|WAECART|11|WAECART|1 fed_membership (1)" }
Help Please.
I have attached relevant pages.