Error 500 after clicking "confirm order" button

[info@.....net]

Hello.

Today I bought your component.
Installed it, almost no setup did not.
I tried to place an order, but nothing pulichilos. After clicking "Confirm Order" gives an error 500.


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Error 500
Submission not found [name, type, prefix]: opc, html, virtuemartviev

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How to solve this problem?
Maybe I missed something in the settings?


My site: http://thelightingstore.ru/shop/edinobo ... etail.html


Sorry for my broken English

[admin]

This error is fixed in com_onepage2.0.53.zip and was caused by double inclusion of <input type="hidden" name="task" value="" /> ONLY in three_column template which ONLY occured when NO_REGISTRATION was detected by OPC2.

Best Regards,
Stan