Perhaps because the day isn't over yet?
In which case, contact the shop guys using the Customer Service Forums - http://forums.overclockers.co.uk/forumdisplay.php?f=116
Apart from that, shouldnt I get at least more than Customer data received on DPD tracking ? Like, underway and estimated time.
Just one more thing - On official site on Accout info, it says ''No outstanding orders''
Bug ?