With Torq 2.0, controller assignments can easily be created or re-assigned to different software parameters; either via right-click MIDI learn, or by creating or editing assignments from the Controller Assignments window.  Follow the steps below to reset the Controller Assignments for your Keyboard, Xponenent, or any other connected controller:

In Torq, click the Preferences button, and then click the Controller Asignments button at the bottom of the Preferences Window.

From the Device drop-down menu, select the device that you would like to reset to its default control assignments and then click the Reset button.