Handle missing subentry support

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.0.7 - 2026-02-13
+- Avoid crashing config entries when subentries are unsupported.
+
+## 0.0.6 - 2026-02-13
+- Fix config flow subentry type compatibility with older Home Assistant versions.
+
 ## 0.0.5 - 2026-02-13
 - Centralize DPT auto-selection for KNX event registration per address.
 

README.md

@@ -65,6 +65,6 @@ Each group address has `invert incoming` and `invert outgoing` toggles to flip K
 - Advanced DPT mapping options and inversion settings.
 
 ## Versioning and Releases
-- Current version: 0.0.5
+- Current version: 0.0.7
 - `CHANGELOG.md` lists versions with the newest entries at the top.
 - Release creation is manual and only done when explicitly requested.

custom_components/ha_knx_bridge/config_flow.py

@@ -28,6 +28,9 @@ from .const import (
 _LOGGER = logging.getLogger(__name__)
 
 KNX_DOMAIN = "knx"
+_SUBENTRY_TYPE = getattr(
+    config_entries, "SubentryType", getattr(config_entries, "ConfigEntrySubentryType", None)
+)
 
 
 class HAKnxBridgeConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
@@ -65,14 +68,19 @@ class HAKnxBridgeConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     @staticmethod
     @callback
     def async_get_supported_subentry_types(config_entry):
+        if _SUBENTRY_TYPE is None:
+            _LOGGER.warning(
+                "Config subentries are not supported in this Home Assistant version"
+            )
+            return {}
         return {
-            "binary_sensor": config_entries.SubentryType(
+            "binary_sensor": _SUBENTRY_TYPE(
                 name="Binary Sensor Port", flow_class=BinarySensorPortSubentryFlow
             ),
-            "switch": config_entries.SubentryType(
+            "switch": _SUBENTRY_TYPE(
                 name="Switch Port", flow_class=SwitchPortSubentryFlow
             ),
-            "cover": config_entries.SubentryType(
+            "cover": _SUBENTRY_TYPE(
                 name="Cover Port", flow_class=CoverPortSubentryFlow
             ),
         }

custom_components/ha_knx_bridge/manifest.json

@@ -1,7 +1,7 @@
 {
   "domain": "ha_knx_bridge",
   "name": "HA KNX Bridge",
-  "version": "0.0.5",
+  "version": "0.0.7",
   "config_flow": true,
   "documentation": "https://github.com/bahmcloud/HA-KNX-Bridge",
   "issue_tracker": "https://github.com/bahmcloud/HA-KNX-Bridge/issues",