Today's update:
# apt update && apt upgrade
Hit:1 http://deb.debian.org/debian trixie InRelease
Get:2 http://security.debian.org/debian-security trixie-security InRelease [43.4 kB]               
Get:3 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]                              
Get:4 https://download.grommunio.com/supported/Debian_13 Debian_13 InRelease [4,720 B]  
Get:5 http://security.debian.org/debian-security trixie-security/main Sources [224 kB]
Get:6 http://security.debian.org/debian-security trixie-security/main amd64 Packages [250 kB]
Get:7 http://security.debian.org/debian-security trixie-security/main Translation-en [151 kB]
Get:8 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 Packages [21.4 kB]
Fetched 742 kB in 1s (681 kB/s)                            
9 packages can be upgraded. Run 'apt list --upgradable' to see them.
The following package was automatically installed and is no longer required:
  linux-image-6.12.100+deb13-amd64
Use 'apt autoremove' to remove it.

Upgrading:
  grommunio-admin-api  grommunio-common  grommunio-index  grommunio-web  mapi-header-php
  grommunio-admin-web  grommunio-dav     grommunio-sync   gromox

Installing dependencies:
  grommunio-admin-api-mod-vts  grommunio-triggers

Summary:
  Upgrading: 9, Installing: 2, Removing: 0, Not Upgrading: 0
  Download size: 21.4 MB
  Space needed: 1,448 kB / 955 MB available

Continue? [Y/n] 
Get:1 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-admin-api all 1.20.43.mbb64403-1+18.1 [212 kB]
Get:2 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-admin-api-mod-vts all 1.20.43.mbb64403-1+18.1 [15.3 kB]
Get:3 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-admin-web all 5.0.0.62.0ad249e-1+42.1 [4,706 kB]
Get:4 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-common amd64 29.16-1+13.1 [7,032 B]
Get:5 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 gromox amd64 3.10.46.5614494-1+6.1 [3,183 kB]
Get:6 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-triggers all 9-1 [1,820 B]
Get:7 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 mapi-header-php amd64 2.2.13.cd67738-1+23.1 [110 kB]
Get:8 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-dav all 1.7.2.752697a-1 [438 kB]
Get:9 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-index amd64 1.6.8.g3b00d2b-1+6.1 [63.9 kB]
Get:10 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-sync all 2.5.2.0d70954-1 [251 kB]
Get:11 https://download.grommunio.com/supported/Debian_13 Debian_13/main amd64 grommunio-web all 3.19.228.ged727d634-1+75.1 [12.4 MB]
Fetched 21.4 MB in 2s (14.1 MB/s)        
Reading changelogs... Done
(Reading database ... 78035 files and directories currently installed.)
Preparing to unpack .../00-grommunio-admin-api_1.20.43.mbb64403-1+18.1_all.deb ...
Unpacking grommunio-admin-api (1.20.43.mbb64403-1+18.1) over (1.20.20.me25a813-1+15.1) ...
Selecting previously unselected package grommunio-admin-api-mod-vts.
Preparing to unpack .../01-grommunio-admin-api-mod-vts_1.20.43.mbb64403-1+18.1_all.deb ...
Unpacking grommunio-admin-api-mod-vts (1.20.43.mbb64403-1+18.1) ...
dpkg: error processing archive /tmp/apt-dpkg-install-zPR7yy/01-grommunio-admin-api-mod-vts_1.20.43.mbb64403-1+18.1_all.deb (--unpack):
 trying to overwrite '/usr/share/grommunio-admin-common/traffic-dfl.conf', which is also in package grommunio-admin-web (5.0.0.49.74271d1-1+41.1)
Preparing to unpack .../02-grommunio-admin-web_5.0.0.62.0ad249e-1+42.1_all.deb ...
Unpacking grommunio-admin-web (5.0.0.62.0ad249e-1+42.1) over (5.0.0.49.74271d1-1+41.1) ...
Preparing to unpack .../03-grommunio-common_29.16-1+13.1_amd64.deb ...
Unpacking grommunio-common (29.16-1+13.1) over (29.15-1+9.1) ...
Preparing to unpack .../04-gromox_3.10.46.5614494-1+6.1_amd64.deb ...
Unpacking gromox (3.10.46.5614494-1+6.1) over (3.9.17.a5462c9-1+1.1) ...
Selecting previously unselected package grommunio-triggers.
Preparing to unpack .../05-grommunio-triggers_9-1_all.deb ...
Unpacking grommunio-triggers (9-1) ...
Preparing to unpack .../06-mapi-header-php_2.2.13.cd67738-1+23.1_amd64.deb ...
Unpacking mapi-header-php (2.2.13.cd67738-1+23.1) over (2.2.6.762bf33-1+19.1) ...
Preparing to unpack .../07-grommunio-dav_1.7.2.752697a-1_all.deb ...
Unpacking grommunio-dav (1.7.2.752697a-1) over (1.7.0.91421ef-1) ...
Preparing to unpack .../08-grommunio-index_1.6.8.g3b00d2b-1+6.1_amd64.deb ...
Unpacking grommunio-index (1.6.8.g3b00d2b-1+6.1) over (1.6.6.gcc52131-1+5.1) ...
Preparing to unpack .../09-grommunio-sync_2.5.2.0d70954-1_all.deb ...
Unpacking grommunio-sync (2.5.2.0d70954-1) over (2.5.0.d77dc7c-1) ...
Preparing to unpack .../10-grommunio-web_3.19.228.ged727d634-1+75.1_all.deb ...
Unpacking grommunio-web (3.19.228.ged727d634-1+75.1) over (3.19.3.g2246ae288-1+73.1) ...
Errors were encountered while processing:
 /tmp/apt-dpkg-install-zPR7yy/01-grommunio-admin-api-mod-vts_1.20.43.mbb64403-1+18.1_all.deb
Error: Sub-process /usr/bin/dpkg returned an error code (1)