This is most likely caused by a complication with the firmware, first step is to flash your Mouse.
- Hold down the right mouse button, left mouse button and the scroll wheel button at the same time.
- While you are holding the buttons, plug the mouse in to your USB port.
- The Logo LED and the Scroll wheel LED of the mouse should now be flashing (for 8200 the side button will flash)
- Run the firmware update software for you mouse
you can find the latest firmware for you mouse at the downloads DOWNLOADS SECTION
If this does not help please create a ticket to the support.