As replied to the other post, please reinstall the component, and try to submit again. It looks like your installation might not have gone well.
After reinstall, if you still can't submit, please send me the screenshot of the error message.
In any case, please note that, we offer unconditional full refund if you want to. So, just ask us for the refund if you would not like to use it anymore, and we shall be glad to process the refund for you.