[Homekit Binding] New items do not get recognized in Homekit

Hello openhab community,

Till now my Homekit binding was working perfectly but now there is an issue.

I added new Items with the appropriate tags in my .items file but they just don’t show up in Homekit.
For example this one is not recognized in homekit:

Switch    FF_SZimmer_Light    "S Zimmer Licht"   <light>     (FF_SZimmer, gLight)   [ "Lighting" ]
 {channel="hue:0210:0017882bb0ae:5:color"}

What could the issue be ?

I already tried to reinstall the homekit binding and reinstall it, I also tried to clear the parings as described here: Unable to connect openHAB to Homekit

After installing homekit binding again I got this message in the logs:

018-01-17 13:33:27.173 [WARN ] [homekit.internal.HomekitAuthInfoImpl] - Could not find existing MAC in org.eclipse.smarthome.storage.json.internal.JsonStorage. Generating new MAC. This will require re-pairing of iOS devices.

And a few seconds after this I get this:

2018-01-17 13:34:48.203 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_TVonly

2018-01-17 13:34:48.205 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_TVonly

2018-01-17 13:34:48.220 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on mpcon

2018-01-17 13:34:48.221 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on mpcon

2018-01-17 13:34:48.254 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WlanSteckdose1HomeKit

2018-01-17 13:34:48.256 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WlanSteckdose1HomeKit

2018-01-17 13:34:48.280 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on FF_LZimmer_Light

2018-01-17 13:34:48.282 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on FF_LZimmer_Light

2018-01-17 13:34:48.303 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on BuroLichtDeckeHomeKit

2018-01-17 13:34:48.304 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on BuroLichtDeckeHomeKit

2018-01-17 13:34:48.326 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on BuroLichtLampeHomeKit

2018-01-17 13:34:48.328 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on BuroLichtLampeHomeKit

2018-01-17 13:34:48.393 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_NETFLIX

2018-01-17 13:34:48.394 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_NETFLIX

2018-01-17 13:34:48.422 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_AMAZON

2018-01-17 13:34:48.424 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_AMAZON

2018-01-17 13:34:48.455 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_APPLETV

2018-01-17 13:34:48.456 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_APPLETV

2018-01-17 13:34:48.490 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_TV

2018-01-17 13:34:48.492 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_TV

2018-01-17 13:34:48.516 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WLanSteckdoseBuroHomeKit

2018-01-17 13:34:48.518 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WLanSteckdoseBuroHomeKit

2018-01-17 13:34:48.543 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on GF_LivingRoom_Light

2018-01-17 13:34:48.546 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on GF_LivingRoom_Light

2018-01-17 13:34:48.575 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_XBOX

2018-01-17 13:34:48.577 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_XBOX

2018-01-17 13:34:48.600 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_KODI

2018-01-17 13:34:48.603 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_KODI

2018-01-17 13:34:48.630 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WohnzimmerLampeDeckeHomeKit

2018-01-17 13:34:48.632 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on WohnzimmerLampeDeckeHomeKit

2018-01-17 13:34:48.658 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on mpcon2

2018-01-17 13:34:48.660 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on mpcon2

2018-01-17 13:34:48.702 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_PS4

2018-01-17 13:34:48.705 [ERROR] [kit.internal.HomekitAccessoryUpdater] - Received duplicate subscription on HarmonyWZActivity_PS4

How can I make Homekit work normally again, and making it detect all my devices?

Hi! You need to clear all pairings in the karaf console to get it working again.
Delete them by writing:
smarthome:homekit clearPairings
in the karaf console.

then restart
restart AGAIN
then add them on your iOS-Device.
See here for further information: