CF card problem

My cf card has died with license key ,what should I do,I need to install new OS , but what will hapend with my license.
PLS help

Contact with MT on support@mikrotik.com

Please send us e-mail with following information:

  • your username
  • old software ID
  • include detailed information about how that happened.

We will write you with further instructions.

Each replacement key costs $10,-