Posting in the Magento forums has been disabled pending the implementation of a new and improved forum solution which should better serve the community.
For new questions please post at magento.stackexchange.com, the community-run support site for the Magento community. We will be providing updates on the new forum solution soon. For questions or concerns please email email@example.com.
I have 1.1.8 installed. Payment Method is Authorize.net. Test Mode was successful but in Live Mode, Magento is still sending in Test Mode to Authorize.net. Test Mode is off in both Authorize.net and Magento.