You now should be able to administer CrashPlan using your HDA as the local storage location.
==Amahi 8/9 /10 (Fedora 21/23/25)==
See [https://support.code42.com/CrashPlan/4/Configuring/Using_CrashPlan_On_A_Headless_Computer Using CrashPlan On A Headless Computer] for guidance.