CryoSPARC process error related to DISPLAY?

[sb20]

Found the reply in an earlier post:

Refused connection after computer restart

Hi, I installed cryoSPARC as a user (Centos 7) and managed to run it in the browser. I then encountered problems with jobs that could not start because of issues with ksshaskpass. After many failed attempts to solve this I restarted the computer, however now I get a ‘refused connection’ message for whatever I do and cannot start cryoSPARC at all. Here are examples: $cryosparcm stop CryoSPARC is running. Stopping cryosparc. unix:///tmp/cryosparc-supervisor–6410667835282660811.sock refused c…

Thanks!