From the logs 2 errors,
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Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz systemd[1]: Starting Slurm controller daemon...
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz slurmctld[1045020]: slurmctld: error: chdir(/var/log): Permission denied
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz slurmctld[1045020]: slurmctld: slurmctld version 24.11.1 started on cluster poc-cluster(2175)
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz systemd[1]: Started Slurm controller daemon.
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz slurmctld[1045020]: slurmctld: fatal: Can not recover assoc_usage state, incompatible version, got 9728 need >= 9984 <= 10752, start with '-i' to ignore this. Warning: using -i will lose the data that can't be recovered.
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz systemd[1]: slurmctld.service: Main process exited, code=exited, status=1/FAILURE
Feb 04 03:08:48 vuwunicoslurmd1.ods.vuw.ac.nz systemd[1]: slurmctld.service: Failed with result 'exit-code'.
No idea on "slurmctld: error: chdir(/var/log): Permission denied" need more info but the log seems to be written to OK as we can see.
"fatal: Can not recover assoc_usage state, incompatible version,"
This seems to be me attempting to upgrade from ver22 to ver24 but google tells me ver22 "left a mess" and ver24 cant cope. Where would I go looking to clean up please?