Hi. was told to forward my bug-report here. The issue in short: When connecting the mouse in USB 3.0 the mouse wont have higher polling rate than 125Hz and will behave erratic in Witcher 2. More details is on the kernel Bugzilla. https://bugzilla.kernel.org/show_bug.cgi?id=82571 Best Regards Artur O. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html