https:upload.wikimedia.org_wikipedia_commons_thumb_e_e0_mqtt-hor.svg_220px-mqtt-hor.svg.png

Error: Call to undefined function dokuwiki\template\bootstrap3\trigger_event()

Error: Call to undefined function dokuwiki\template\bootstrap3\trigger_event()

An unforeseen error has occured. This is most likely a bug somewhere.

More info has been written to the DokuWiki error log.