Sophos UTM 9.6x. after manual update and scheduling update. it reboots and does not install

current version 9.510-5

device: SG210

I did it once (apply update immediately) it rebooted. no version change.

then I upload the up2date file again. scheduled it. time passed and still no version change

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2019:02:20-21:00:01 mail auisys[21706]: no HA system or cluster node
2019:02:20-21:00:01 mail auisys[21706]: waiting for db_verify to return (30 seconds max)
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/appctrl43-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/aptp-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/aws-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/cadata-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/geoip-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/ipsbundle2-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/man9-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/ohelp9-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/savi-install'
2019:02:20-21:00:02 mail auisys[21706]: removing '/var/up2date/sys-install'
2019:02:20-21:00:02 mail auisys[21706]: Starting Up2Date Package Installer
2019:02:20-21:00:02 mail auisys[21706]: Install u2d packages <sys>
2019:02:20-21:00:02 mail auisys[21706]: Starting installing up2date packages for type 'sys'
2019:02:20-21:00:02 mail auisys[21706]: Installing up2date package: /var/up2date/sys/u2d-sys-9.600005-601005.tgz.gpg
2019:02:20-21:00:02 mail auisys[21706]: Verifying up2date package signature
2019:02:20-21:00:04 mail auisys[21706]: Unpacking installation instructions
2019:02:20-21:00:05 mail auisys[21706]: parsing installation instructions
2019:02:20-21:00:05 mail auisys[21706]: >=========================================================================
2019:02:20-21:00:05 mail auisys[21706]: You are currently running Version 9.510005, but Version 9.600005 is required for this up2date package.
2019:02:20-21:00:05 mail auisys[21706]: 
2019:02:20-21:00:05 mail auisys[21706]:  1. Modules::Logging::msg:46() /</sbin/auisys.plx>Modules/Logging.pm
2019:02:20-21:00:05 mail auisys[21706]:  2. Modules::Auisys::Installer::Systemstep::install:149() /</sbin/auisys.plx>Modules/Auisys/Installer/Systemstep.pm
2019:02:20-21:00:05 mail auisys[21706]:  3. Modules::Auisys::Up2DatePackages::install:143() /</sbin/auisys.plx>Modules/Auisys/Up2DatePackages.pm
2019:02:20-21:00:05 mail auisys[21706]:  4. Modules::Auisys::QueueIterator::process_qfiles:81() /</sbin/auisys.plx>Modules/Auisys/QueueIterator.pm
2019:02:20-21:00:05 mail auisys[21706]:  5. main::main:298() auisys.pl
2019:02:20-21:00:05 mail auisys[21706]:  6. main::top-level:35() auisys.pl
2019:02:20-21:00:05 mail auisys[21706]: |=========================================================================
2019:02:20-21:00:05 mail auisys[21706]: id="371J" severity="error" sys="system" sub="up2date" name="Fatal: Version conflict: required version: 9.600005 <=> current version: 9.510005" status="failed" action="install" package="sys"
2019:02:20-21:00:05 mail auisys[21706]: 
2019:02:20-21:00:05 mail auisys[21706]:  1. Modules::Logging::alf:100() /</sbin/auisys.plx>Modules/Logging.pm
2019:02:20-21:00:05 mail auisys[21706]:  2. Modules::Auisys::Installer::Systemstep::install:152() /</sbin/auisys.plx>Modules/Auisys/Installer/Systemstep.pm
2019:02:20-21:00:05 mail auisys[21706]:  3. Modules::Auisys::Up2DatePackages::install:143() /</sbin/auisys.plx>Modules/Auisys/Up2DatePackages.pm
2019:02:20-21:00:05 mail auisys[21706]:  4. Modules::Auisys::QueueIterator::process_qfiles:81() /</sbin/auisys.plx>Modules/Auisys/QueueIterator.pm
2019:02:20-21:00:05 mail auisys[21706]:  5. main::main:298() auisys.pl
2019:02:20-21:00:05 mail auisys[21706]:  6. main::top-level:35() auisys.pl
2019:02:20-21:00:27 mail auisys[21706]: <=========================================================================
2019:02:20-21:00:27 mail auisys[21706]: Up2Date Package Installer finished, exiting
2019:02:20-21:00:27 mail auisys[21706]: id="3716" severity="info" sys="system" sub="up2date" name="Up2Date Package Installer finished, exiting"
2019:02:20-21:00:27 mail auisys[21706]: Initiating reboot