Why my grafana service cannot start

I have installed grafana 8.5.5-1.x86_64 it was working without issue . Now after a few month I restart my server and after that grafana service cannot start . It is showing follow in /var/log/grafana/grafana.log

[root@zgraf plugins]# tail -f /var/log/grafana/grafana.log
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Config overridden from command line" arg="default.paths.logs=/var/log/grafana"
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Config overridden from command line" arg="default.paths.plugins=/var/lib/grafana/plugins"
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Config overridden from command line" arg="default.paths.provisioning=/etc/grafana/provisioning"
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Path Home" path=/usr/share/grafana
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Path Data" path=/var/lib/grafana
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Path Logs" path=/var/log/grafana
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Path Plugins" path=/var/lib/grafana/plugins
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="Path Provisioning" path=/etc/grafana/provisioning
logger=settings t=2023-01-22T15:04:19.54+0330 lvl=info msg="App mode production"
logger=sqlstore t=2023-01-22T15:04:19.54+0330 lvl=info msg="Connecting to DB" dbtype=sqlite3

Also

[root@zgraf ~]# systemctl status grafana-server.service
‚óŹ grafana-server.service - Grafana instance
   Loaded: loaded (/usr/lib/systemd/system/grafana-server.service; enabled; vendor preset: disabled)
   Active: failed (Result: start-limit) since Sun 2023-01-22 15:04:19 +0330; 15min ago
     Docs: http://docs.grafana.org
  Process: 3573 ExecStart=/usr/sbin/grafana-server --config=${CONF_FILE} --pidfile=${PID_FILE_DIR}/grafana-server.pid --packaging=rpm cfg:default.paths.logs=${LOG_DIR} cfg:default.paths.data=${DATA_DIR} cfg:default.paths.plugins=${PLUGINS_DIR} cfg:default.paths.provisioning=${PROVISIONING_CFG_DIR} (code=exited, status=2)
 Main PID: 3573 (code=exited, status=2)

Jan 22 15:04:19 zgraf systemd[1]: grafana-server.service: main process exited, code=exited, status=2/INVALIDARGUMENT
Jan 22 15:04:19 zgraf systemd[1]: Failed to start Grafana instance.
Jan 22 15:04:19 zgraf systemd[1]: Unit grafana-server.service entered failed state.
Jan 22 15:04:19 zgraf systemd[1]: grafana-server.service failed.
Jan 22 15:04:19 zgraf systemd[1]: grafana-server.service holdoff time over, scheduling restart.
Jan 22 15:04:19 zgraf systemd[1]: Stopped Grafana instance.
Jan 22 15:04:19 zgraf systemd[1]: start request repeated too quickly for grafana-server.service
Jan 22 15:04:19 zgraf systemd[1]: Failed to start Grafana instance.
Jan 22 15:04:19 zgraf systemd[1]: Unit grafana-server.service entered failed state.
Jan 22 15:04:19 zgraf systemd[1]: grafana-server.service failed.

How did you uninstall it and why would you still have grafana if it has been unonstalled?

I did not unistall it . just grafana cannot start