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create_node_label() costs 53 KB of internal RAM per endpoint on 1.5 (ATTRIBUTE_FLAG_NONVOLATILE)

Status: Open.

#1815 In espressif/esp-matter;

· Afstkla opened on Aug 12, 2026

[CERT-FAILURE] TC-BINFO-2.1 fails: DataModelRevision expectation (19) does not match Matter 1.6 spec version (21)

certificationCertification related issues.Certification related issues.

Status: Open.

#1814 In espressif/esp-matter;

· devsach19 opened on Aug 12, 2026

door_lock example: orphaned PIN credential ("Database possibly corrupted") that no Matter command can clear

Status: Open.

#1813 In espressif/esp-matter;

· lboue opened on Aug 9, 2026

door_lock example: expose LockState via a status LED (no hardware feedback currently)

Status: Open.

#1811 In espressif/esp-matter;

· lboue opened on Aug 9, 2026

door_lock example: BOOT button unresponsive on ESP32-C6 Aliro build (sdkconfig.esp32c6.aliro missing BSP_BUTTON_1_GPIO=9)

Status: Open.

#1810 In espressif/esp-matter;

· lboue opened on Aug 9, 2026

Spec Generated Data Model for ESP-Matter!

Status: Open.

#1807 In espressif/esp-matter;

· pimpalemahesh opened on Aug 5, 2026

connectedhomeip submodule (release/v1.5) missing ActivePresetHandle subscription-report backport

Status: Open.

#1805 In espressif/esp-matter;

· lboue opened on Aug 4, 2026

Problem updating CurrentState attribute in ValveConfigurationAndControl cluster for a standard ON/OFF solenoid valve implementation

Status: Open.

#1804 In espressif/esp-matter;

· hardware3323-web opened on Aug 4, 2026

on-off-server/codegen and level-control/codegen are added unconditionally, bypassing cluster_select

Status: Open.

#1800 In espressif/esp-matter;

· nscheffer opened on Jul 27, 2026

Error setting up Matter SDK on MacOS?

Status: Open.

#1799 In espressif/esp-matter;

· olavt opened on Jul 20, 2026

attribute::update() silently does nothing for code-driven clusters (TemperatureMeasurement et al) — controller receives null while every layer reports success

Status: Open.

#1798 In espressif/esp-matter;

· gknops opened on Jul 20, 2026

Why is Matter SDK so behind in ESP-IDF versions?

Status: Open.

#1797 In espressif/esp-matter;

· olavt opened on Jul 18, 2026