Hello Peter
here the output
dpkg-query --showformat '${db:Status-status}' --show psa-watchdog
no output
plesk installer remove --components watchdog
Downloading file products.inf3: 0%
Downloading file products.inf3: 100% was finished.
Downloading file pool/PSA_18.0.57_13503/release.inf3: 0%
Downloading file pool/PSA_18.0.57_13503/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.56_13177/release.inf3: 0%
Downloading file pool/PSA_18.0.56_13177/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.55_12738/release.inf3: 0%
Downloading file pool/PSA_18.0.55_12738/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.54_12607/release.inf3: 0%
Downloading file pool/PSA_18.0.54_12607/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.53_12045/release.inf3: 0%
Downloading file pool/PSA_18.0.53_12045/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.52_11753/release.inf3: 0%
Downloading file pool/PSA_18.0.52_11753/release.inf3: 100% was finished.
Downloading file pool/PSA_18.0.51_11495/release.inf3: 0%
Downloading file pool/PSA_18.0.51_11495/release.inf3: 100% was finished.
Downloading file plesk.inf3: 0%
Downloading file plesk.inf3: 100% was finished.
Downloading file sitebuilder.inf3: 0%
Downloading file sitebuilder.inf3: 100% was finished.
Downloading file PHP83_17/release.inf3: 0%
Downloading file PHP83_17/release.inf3: 100% was finished.
Downloading file pool/WPB_18.0.55_74/release.inf3: 0%
Downloading file pool/WPB_18.0.55_74/release.inf3: 100% was finished.
Downloading file pool/WPB_18.0.51_64/release.inf3: 0%
Downloading file pool/WPB_18.0.51_64/release.inf3: 100% was finished.
Downloading file PHP82_17/release.inf3: 0%
Downloading file PHP82_17/release.inf3: 100% was finished.
Downloading file php82.inf3: 0%
Downloading file php82.inf3: 100% was finished.
Downloading file PHP81_17/release.inf3: 0%
Downloading file PHP81_17/release.inf3: 100% was finished.
Downloading file php81.inf3: 0%
Downloading file php81.inf3: 100% was finished.
Downloading file PHP80_17/release.inf3: 0%
Downloading file PHP80_17/release.inf3: 100% was finished.
Downloading file php80.inf3: 0%
Downloading file php80.inf3: 100% was finished.
Downloading file php72.inf3: 0%
Downloading file php72.inf3: 100% was finished.
Downloading file PHP74_17/release.inf3: 0%
Downloading file PHP74_17/release.inf3: 100% was finished.
Downloading file php74.inf3: 0%
Downloading file php74.inf3: 100% was finished.
Downloading file php73.inf3: 0%
Downloading file php73.inf3: 100% was finished.
Downloading file php71.inf3: 0%
Downloading file php71.inf3: 100% was finished.
Downloading file setemplates.inf3: 0%
Downloading file setemplates.inf3: 100% was finished.
Downloading file pp-sitebuilder.inf3: 0%
Downloading file pp-sitebuilder.inf3: 100% was finished.
Downloading file billing.inf3: 0%
Downloading file billing.inf3: 100% was finished.
Downloading file mysql.inf3: 0%
Downloading file mysql.inf3: 100% was finished.
Downloading file apache.inf3: 0%
Downloading file apache.inf3: 100% was finished.
Downloading file nginx.inf3: 0%
Downloading file nginx.inf3: 100% was finished.
Downloading file php70.inf3: 0%
Downloading file php70.inf3: 100% was finished.
Downloading file php56.inf3: 0%
Downloading file php56.inf3: 100% was finished.
Downloading file php55.inf3: 0%
Downloading file php55.inf3: 100% was finished.
Downloading file php54.inf3: 0%
Downloading file php54.inf3: 100% was finished.
Downloading file php53.inf3: 0%
Downloading file php53.inf3: 100% was finished.
Downloading file php52.inf3: 0%
Downloading file php52.inf3: 100% was finished.
Downloading file pmm.inf3: 0%
Downloading file pmm.inf3: 100% was finished.
Checking for installed packages...
Downloading file pool/PSA_18.0.57_13503/plesk-18.0.57-ubt18.04-x86_64.inf3: 0%
Downloading file pool/PSA_18.0.57_13503/plesk-18.0.57-ubt18.04-x86_64.inf3: 100% was finished.
Downloading Extensions Catalog feed...
Downloading file
https://ext.plesk.com/api/v4/packages?platform=unix&version=18.0.57&ai-compatible: 0%
Downloading file PHP70_17/php70-ubt18.04-x86_64.plesk17.inf3: 0%
Downloading file PHP70_17/php70-ubt18.04-x86_64.plesk17.inf3: 100% was finished.
Downloading file pool/PHP_7.1.33_98/php71-ubt18.04-x86_64.inf3: 0%
Downloading file pool/PHP_7.1.33_98/php71-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file pool/PHP_7.2.34_151/php72-ubt18.04-x86_64.inf3: 0%
Downloading file pool/PHP_7.2.34_151/php72-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file pool/PHP_7.3.33_248/php73-ubt18.04-x86_64.inf3: 0%
Downloading file pool/PHP_7.3.33_248/php73-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file PHP74_17/php74-ubt18.04-x86_64.inf3: 0%
Downloading file PHP74_17/php74-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file pool/PHP_8.0.28_161/php80-ubt18.04-x86_64.inf3: 0%
Downloading file pool/PHP_8.0.28_161/php80-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file PHP80_17/php80-ubt18.04-x86_64.inf3: 0%
Downloading file PHP80_17/php80-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file PHP81_17/php81-ubt18.04-x86_64.inf3: 0%
Downloading file PHP81_17/php81-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file PHP82_17/php82-ubt18.04-x86_64.inf3: 0%
Downloading file PHP82_17/php82-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file PHP83_17/php83-ubt18.04-x86_64.inf3: 0%
Downloading file PHP83_17/php83-ubt18.04-x86_64.inf3: 100% was finished.
Downloading file pool/WPB_18.0.55_74/sitebuilder-18.0.55-deball-all.inf3: 0%
Downloading file pool/WPB_18.0.55_74/sitebuilder-18.0.55-deball-all.inf3: 100% was finished.
Registering i386 architecture support
Synchronizing the Debian APT package index files...
Hit:1 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic InRelease
Hit:2 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic-updates InRelease
Hit:3 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic-security InRelease
Hit:4 ftp://ftp.stratoserver.net/pub/plesk/pool/PSA_18.0.57_13503 bionic InRelease
Get:5 ftp://ftp.stratoserver.net/pub/plesk/PHP70_17 bionic InRelease [3914 B]
Get:6 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.1.33_98 bionic InRelease [3547 B]
Get:7 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.2.34_151 bionic InRelease [3547 B]
Get:8 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.3.33_248 bionic InRelease [3547 B]
Hit:9 ftp://ftp.stratoserver.net/pub/plesk/PHP74_17 bionic InRelease
Hit:10 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_8.0.28_161 bionic InRelease
Get:11 ftp://ftp.stratoserver.net/pub/plesk/PHP80_17 bionic InRelease [3547 B]
Hit:12 ftp://ftp.stratoserver.net/pub/plesk/PHP81_17 bionic InRelease
Hit:13 ftp://ftp.stratoserver.net/pub/plesk/PHP82_17 bionic InRelease
Hit:14 ftp://ftp.stratoserver.net/pub/plesk/PHP83_17 bionic InRelease
Get:15 ftp://ftp.stratoserver.net/pub/plesk/pool/WPB_18.0.55_74 all InRelease [3502 B]
Hit:16
Index of /grafana/deb stable InRelease
Get:17 ftp://ftp.stratoserver.net/pub/plesk/pool/PSA_18.0.57_13503 bionic/all amd64 Packages [29.9 kB]
Get:18 ftp://ftp.stratoserver.net/pub/plesk/PHP70_17 bionic/all amd64 Packages [8598 B]
Get:19 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.1.33_98 bionic/all amd64 Packages [9648 B]
Get:20 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.2.34_151 bionic/all amd64 Packages [9450 B]
Hit:21
Index of /imunify360/ubuntu/18.04/ bionic InRelease
Get:22 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_7.3.33_248 bionic/all amd64 Packages [9483 B]
Get:23 ftp://ftp.stratoserver.net/pub/plesk/PHP80_17 bionic/all amd64 Packages [9091 B]
Get:24 ftp://ftp.stratoserver.net/pub/plesk/pool/WPB_18.0.55_74 all/all all Packages [3472 B]
Fetched 101 kB in 1s (95.9 kB/s)
Reading package lists...
Warning: not connected 'multiverse' repository section
Detecting installed product components.
Synchronizing the Debian APT package index files...
Hit:1 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic InRelease
Hit:2 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic-updates InRelease
Hit:3 ftp://ftp.stratoserver.net/pub/linux/ubuntu bionic-security InRelease
Hit:4 ftp://ftp.stratoserver.net/pub/plesk/pool/PSA_18.0.57_13503 bionic InRelease
Hit:5 ftp://ftp.stratoserver.net/pub/plesk/PHP74_17 bionic InRelease
Hit:6 ftp://ftp.stratoserver.net/pub/plesk/pool/PHP_8.0.28_161 bionic InRelease
Hit:7 ftp://ftp.stratoserver.net/pub/plesk/PHP81_17 bionic InRelease
Hit:8 ftp://ftp.stratoserver.net/pub/plesk/PHP82_17 bionic InRelease
Hit:9 ftp://ftp.stratoserver.net/pub/plesk/PHP83_17 bionic InRelease
Hit:10
Index of /grafana/deb stable InRelease
Hit:11
Index of /imunify360/ubuntu/18.04/ bionic InRelease
Reading package lists...
You already have the latest version of product(s) and all the selected components installed. Installation will not continue.
Happy new Year
Markus