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Ether2DMX8 License Key Missing Error Message

Frequently Asked Questions

Written by Christian Pardo

Updated at January 28th, 2026

Table of Contents

Brand: Models: Question:   Answer: Solution:

Brand:

Martin


Models:

Ether2DMX8


Question:  

What does the “License Key Missing” error message shown on the display of Ether2DMX8?
​


Answer:

If you see this error message shown on the display it is possible that the license card is no longer located correctly in the card slot.


Solution:

  1. Remove all 5 screws from the top panel.
  2. Remove the top-center screw from the front panel.
  3. Remove the top panel.
  4. Locate the SD Card on the main processing PCB.
  5. Check the card is located securely by pushing the card into the slot.
  6. It should click into place and it should not be possible to slide the card out by ONLY pulling at it.
  7. Pushing on the card again will cause it to eject.

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