[SOLVED] OpenHab MQTT binding install - takes forever and does not install

[Udo_Hartmann]

As there is no mqtt2 binding yet, you don’t need to enable OH1 legacy bindings. This option does only enable those bindings which exist as v1 and v2 (e.g. knx1 and knx2).

If installing a binding fails, the first tipp is to restart openHAB. If this doesn’t suffice, you should shutdown openHAB and clear tmp and cache.

Clear the Cache

Often when one encounters a problem with OH, particularly after an update, OH will refuse to run or certain parts of OH stop working. Some reported errors include: 500 or 404 errors when accessing the UIs lots of exceptions from Jetty or other core components in openhab.log OH refuses to start at all The first step in debugging the problem is to clear the tmp and cache. Installed OH If you are running an installed OH (openHABian, installed using apt or yum): openhab-cli stop openhab-cl…