It's coming from the vantage driver around line 1645 or so - looks like it's getting unexpected input.
A google search for "weewx unknown archive type" found two ancient threads here along the same lines: https://groups.google.com/g/weewx-user/c/5G74MKZDnPQ from 2013 https://groups.google.com/g/weewx-user/c/lDTaXsUv2ww from 2021 On Saturday, February 7, 2026 at 10:20:10 AM UTC-8 ANDREI ROZWADOWSKI wrote: > Thanks for the prompting, John. > But I immediately have another question: > The Davis Vantage 2 Pro weather station is located at a remote location. > It's been working there for the second year now. And I know for sure that > no one has connected to it or made changes to the configuration file. > Where to look for the error? > суббота, 7 февраля 2026 г. в 01:37:46 UTC+3, John Smith: > >> You must have made a mistake in your weewx.conf file >> >> >>> *Feb 6 22:08:18 raspberrypi weewx[21497] ERROR weewx.engine: Internal >>> error detected. Catchup abandonedFeb 6 22:08:18 raspberrypi weewx[21497] >>> ERROR weewx.engine: **** Unknown archive type = 0x3f* >> >> On Sat, 7 Feb 2026 at 06:34, ANDREI ROZWADOWSKI <[email protected]> >> wrote: >> >>> Good evening! >>> I've already asked a similar question before. >>> The data in the /var/www/html/weewx folder has not been updated >>> The problem was solved by entering the commands: >>> wee_device --dump >>> wee_device --clear-memory >>> >>> Now entering these commands does not help >>> The following messages are displayed: >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> *Feb 6 22:07:27 raspberrypi weewx[21497] INFO weewx.cheetahgenerator: >>> Generated 8 files for report SeasonsReport in 8.97 secondsFeb 6 22:07:34 >>> raspberrypi weewx[21497] INFO weewx.imagegenerator: Generated 17 images for >>> report SeasonsReport in 6.81 secondsFeb 6 22:07:34 raspberrypi >>> weewx[21497] INFO weewx.reportengine: Copied 0 files to >>> /var/www/html/weewxFeb 6 22:08:18 raspberrypi weewx[21497] ERROR >>> weewx.engine: Internal error detected. Catchup abandonedFeb 6 22:08:18 >>> raspberrypi weewx[21497] ERROR weewx.engine: **** Unknown archive type = >>> 0x3fFeb 6 22:08:27 raspberrypi weewx[21497] INFO weewx.cheetahgenerator: >>> Generated 8 files for report SeasonsReport in 9.12 secondsFeb 6 22:08:34 >>> raspberrypi weewx[21497] INFO weewx.imagegenerator: Generated 17 images for >>> report SeasonsReport in 6.88 secondsFeb 6 22:08:34 raspberrypi >>> weewx[21497] INFO weewx.reportengine: Copied 0 files to >>> /var/www/html/weewxFeb 6 22:09:10 raspberrypi dbus-daemon[311]: [system] >>> Activating via systemd: service name='org.bluez' >>> unit='dbus-org.bluez.service' requested by ':1.94' (uid=1000 pid=22734 >>> comm="/usr/lib/chromium-browser/chromium-browser-v7 --fo")Feb 6 22:09:10 >>> raspberrypi systemd[1]: Condition check resulted in Bluetooth service being >>> skipped.Feb 6 22:09:31 raspberrypi weewx[21497] INFO >>> weewx.cheetahgenerator: Generated 8 files for report SeasonsReport in 12.38 >>> secondsFeb 6 22:09:38 raspberrypi weewx[21497] INFO weewx.imagegenerator: >>> Generated 17 images for report SeasonsReport in 7.36 secondsFeb 6 22:09:38 >>> raspberrypi weewx[21497] INFO weewx.reportengine: Copied 0 files to >>> /var/www/html/weewxFeb 6 22:10:26 raspberrypi weewx[21497] INFO >>> weewx.cheetahgenerator: Generated 8 files for report SeasonsReport in 7.51 >>> secondsFeb 6 22:10:32 raspberrypi weewx[21497] INFO weewx.imagegenerator: >>> Generated 17 images for report SeasonsReport in 6.38 secondsFeb 6 22:10:32 >>> raspberrypi weewx[21497] INFO weewx.reportengine: Copied 0 files to >>> /var/www/html/weewxFeb 6 22:11:27 raspberrypi weewx[21497] INFO >>> weewx.cheetahgenerator: Generated 8 files for report SeasonsReport in 8.91 >>> secondsFeb 6 22:11:34 raspberrypi weewx[21497] INFO weewx.imagegenerator: >>> Generated 17 images for report SeasonsReport in 7.03 secondsFeb 6 22:11:34 >>> raspberrypi weewx[21497] INFO weewx.reportengine: Copied 0 files to >>> /var/www/html/weewxFeb 6 22:11:46 raspberrypi dbus-daemon[311]: [system] >>> Activating via systemd: service name='org.bluez' >>> unit='dbus-org.bluez.service' requested by ':1.96' (uid=1000 pid=23038 >>> comm="/usr/lib/chromium-browser/chromium-browser-v7 --fo")Feb 6 22:11:46 >>> raspberrypi systemd[1]: Condition check resulted in Bluetooth service being >>> skipped.* >>> >>> What could be the problem? >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion visit >>> https://groups.google.com/d/msgid/weewx-user/098b7516-0678-40f8-859a-edade7add89cn%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/weewx-user/098b7516-0678-40f8-859a-edade7add89cn%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/weewx-user/5a8c5371-499f-40e5-a13c-cc21f85e4d0an%40googlegroups.com.
