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Unable to read modbus registers after updating to version >= 1.0

solarmanRelated to solarmanRelated to solarman

Status: Open.

#689 In kellerza/sunsynk;

· PostICT opened on Sep 3, 2026

PV not updating after update WARNING Discarding 1 byte(s): FF

Status: Open.

#688 In kellerza/sunsynk;

· khandila opened on Sep 1, 2026

Identity read (regs 0-7) ignores READ_ATTEMPTS, so one dropped reply aborts the add-on

Status: Open.

#686 In kellerza/sunsynk;

· heinrich321 opened on Aug 31, 2026

Grid Relay Status missing after update to last docker image

Status: Open.

#685 In kellerza/sunsynk;

· olektu2204 opened on Aug 27, 2026

v1.1.x (tmodbus) causes "Async TCP connection closed by remote host" on USR-N540 gateways

Status: Open.

#683 In kellerza/sunsynk;

· HAPV2 opened on Aug 24, 2026

three-phase: entity unique_id follows primary name, not alias — old entity orphaned with no deprecated mapping

Status: Open.

#681 In kellerza/sunsynk;

· martinarva opened on Aug 22, 2026

pv1_power missing

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#679 In kellerza/sunsynk;

· gitHJ1234 opened on Aug 20, 2026

RS485/Modbus timeout errors after upgrading to v1.0.0 (Deye 8K single-phase)

Status: Open.

#672 In kellerza/sunsynk;

· alexandre33700 opened on Aug 17, 2026

Deye logger serial number outside of expected range

Status: Open.

#659 In kellerza/sunsynk;

· testsrv78 opened on Jul 22, 2026

Controling "AC Couple" option of the Inverter ?

Status: Open.

#642 In kellerza/sunsynk;

· championc opened on Jun 9, 2026

Fuji Micro inverter not able to connect

Status: Open.

#641 In kellerza/sunsynk;

· monterifnsr-hub opened on Jun 9, 2026

USR-TCP232-304 not getting data from Sunsynk inverter

Status: Open.

#626 In kellerza/sunsynk;

· RolandSwe opened on Apr 21, 2026