Hi guys! Thanks for help me. Im a Techno Dj & Producer from Argentina living in Medellín Colombia. For years i use my rmx for my dj sets and ableton midi maping. This days have a problem with her. The light not on at conect my rmx and only work the card audio. All the botons the controller is broken. I try to updete the firmware but the audio firmawere is ok but the controller is not pased. 

Error Updating controling part: 0x00040200 (undocument error code) 
Error Updating audio part: 0X00400009 (Bulk transfer to the defice failed during TUSB Update) 

The audio card is ok, the botons not working at any program (traktor, ableton) 

The lights not work...

Any body helpme?  Is a only problem with de firmarware or my rmx is broken? 

3) In next message on the forum, please confirm if you have installed the Hercules drivers with a USB 3 hub which has its power supply (as asked in the warning on https://support.hercules.com/en/product/djconsolermx-en/ )