What Erro Is This Please?

-- url of the page with the problem -- : http://localhost:8888/Gavern
-- HikaShop version -- : 2.3.2
-- Joomla version -- : 3.3.1
-- PHP version -- : 5.5.2.9
-- Browser(s) name and version -- : Safari 5 (macosx 10.6. (but problem is in all browsers)
-- Error-message(debug-mod must be tuned on) -- : Error_message
I Have debug turned on, but i dont know where to get the message, so i made screens and uploaded here ,thanks.
SO ALL I was found was that i create a test order and wanted check the 'my order' page as a user, so this also show in 'download' section, dont have any idea why.
Thanks for help

i dont have yet domain, im on MAMP i just try to make some web if all will be ok and nice then i can buy some as i use facebook for sell with spotify etc.. but i cant get work nothing
first i resolved my issue woith template gavern and now comes hikashop :'(
im so tired

yes the same afetr i tried reinstall hikashop , i cant choose another template as i worked too much time on customization so what is your suggestion before i will go for try another online payment plugin? coz if this will persist i have no other option then delete hikashop, thx

Changing the template doesn't mean that you loose your custom code (except if you worked directly on the default template).
If you are working locally you should install Hikashop in a new folder, with a fresh database and import your modification step by step to see what's wrong.