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Liebert GXT4 not Working on Synology (RackStation 815+)

impacts-release-2.7.4Issues reported against NUT release 2.7.4 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.7.4 (maybe vanilla or with minor packaging tweaks)

liebert

SynologyIssues related to NUT integration in Synology storage platformIssues related to NUT integration in Synology storage platform

USB

Status: Open.

#3483 In networkupstools/nut;

· Nam00r4 opened on Jun 13, 2026

nutdrv_qx Megatec reports wrong battery voltage/charge for Syndome Hercules HE-RT-2K over RS-232, while blazer_ser scales it correctly

impacts-release-2.8.1Issues reported against NUT release 2.8.1 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.1 (maybe vanilla or with minor packaging tweaks)

Incorrect or missing readingsOn some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)On some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)

Qx protocol driverDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some othersDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some others

serial port

Status: Open.

#3482 In networkupstools/nut;

· speccycy opened on Jun 13, 2026

APC BX950MI-GR usbhid-ups load.off not working?

APC

bug

LinuxSome issues are specific to Linux as a platformSome issues are specific to Linux as a platform

Shutdowns and overrides and battery level triggersIssues and PRs about system shutdown, especially if battery charge/runtime remaining is involvedIssues and PRs about system shutdown, especially if battery charge/runtime remaining is involved

USB

Status: Open.

#3481 In networkupstools/nut;

· drwulsen opened on Jun 12, 2026

eaton 9px 1000 rt2u + eaton m2 card = self test status only says "scheduled" and "unavailable"

Eaton

Home Assistant (HA)Use of NUT with third-party plugin for Home Assistant (HA)Use of NUT with third-party plugin for Home Assistant (HA)

Incorrect or missing readingsOn some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)On some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)

SNMP

Status: Open.

#3480 In networkupstools/nut;

· Buster14 opened on Jun 12, 2026

Add SNMP sub-driver for Voltronics/Powershield UPS (PEN 43943)

SNMP

Voltronic

Volunteers welcomeCore team members can not commit to these tasks, but community would benefit from their completionCore team members can not commit to these tasks, but community would benefit from their completion

Status: Open.

#3478 In networkupstools/nut;

· hdcoffeeboy opened on Jun 11, 2026

·  

NUT 2.9

nut-scanner broken on Fedora 43 with latest libusb

bug

impacts-release-2.8.5Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)

nut-scanner

packaging

portabilityWe want NUT to build and run everywhere possibleWe want NUT to build and run everywhere possible

RedHat Linux ecosystemRHEL, CentOS, Fedora, Rocky Linux, Oracle Linux... (RPM packaging)RHEL, CentOS, Fedora, Rocky Linux, Oracle Linux... (RPM packaging)

Status: Open.

#3474 In networkupstools/nut;

· purpleidea opened on Jun 9, 2026

Changed SHA256 for 2.8.4

CIEntries related to continuous integration infrastructure (here CI = tools + scripts + recipes)Entries related to continuous integration infrastructure (here CI = tools + scripts + recipes)

documentation

impacts-release-2.8.4Issues reported against NUT release 2.8.4 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.4 (maybe vanilla or with minor packaging tweaks)

packaging

question

Status: Open.

#3472 In networkupstools/nut;

· danielfdickinson opened on Jun 8, 2026

Security: daemons should warn if they remain root for the bulk of work

enhancement

HardeningIdeas and implems to make NUT deployments more robust and secure (relaxed convenience may suffer)Ideas and implems to make NUT deployments more robust and secure (relaxed convenience may suffer)

Low-hanging fruitA proposal or issue that is good for newcomers to codebase or otherwise a quick winA proposal or issue that is good for newcomers to codebase or otherwise a quick win

Windows-not-on-par-with-POSIXAspect of Windows builds known to be dysfunctional compared to POSIX builds; fix needed to be on parAspect of Windows builds known to be dysfunctional compared to POSIX builds; fix needed to be on par

Status: Open.

#3471 In networkupstools/nut;

· jimklimov opened on Jun 5, 2026

·  

2.8.6

# upsimage.cgi crashes with SIGFPE (division by zero) on small per-cell battery.voltage values

AIFor good or bad, machine tools are upon us. Humans are still the responsible ones.For good or bad, machine tools are upon us. Humans are still the responsible ones.

bug

CGI

impacts-release-2.8.5Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)

Status: Open.

#3469 In networkupstools/nut;

· mfrakka opened on Jun 3, 2026

·  

2.8.6

# [DDL] Device support report: VulTech GS-3KVAS-RK (nutdrv_qx, Q1) — works, with notes

DDL

HCL

impacts-release-2.8.5Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)

Qx protocol driverDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some othersDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some others

USB

Status: Open.

#3468 In networkupstools/nut;

· mfrakka opened on Jun 3, 2026

nutdrv_qx: battery_voltage_reports_one_pack silently zeroes battery.charge/runtime guesstimation when voltage thresholds are set to whole-bank values

AIFor good or bad, machine tools are upon us. Humans are still the responsible ones.For good or bad, machine tools are upon us. Humans are still the responsible ones.

bug

impacts-release-2.8.5Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)Issues reported against NUT release 2.8.5 (maybe vanilla or with minor packaging tweaks)

Incorrect or missing readingsOn some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)On some devices driver-reported values are systemically off (e.g. x10, x0.1, const+Value, etc.)

Qx protocol driverDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some othersDriver based on Megatec Q<number> such as new nutdrv_qx, or obsoleted blazer and some others

Status: Open.

#3467 In networkupstools/nut;

· mfrakka opened on Jun 3, 2026

·  

2.8.6

How to get a newer version on debian proxmox?

Debian Linux ecosystemDebian, Ubuntu, Proxmox... (DEB packaging)Debian, Ubuntu, Proxmox... (DEB packaging)

packaging

question

Status: Open.

#3459 In networkupstools/nut;

· Hufenbacke opened on Jun 2, 2026