Hi Paul
The error log reads
>> Version:2.8001
>> URL:
http://clean-cook.com.au/callback.aspx?g=paypal>> Page:
-----------------------------------------------------------------------------
>> 21/07/2015 1:46:15 PM
>> 173.0.81.1
>> DESCRIPTION:
Callback Failure:
Order ID: 45- Order Amount doesn't match.
Order Value in DB: 36.5
Order Value from Gateway: 27.5
Ref: 91899877F3777504K
this means that $9 in P&H hasn't been passed to the gateway
must have this issue fixed asap