Solved. You need to put your custom jar files also to /lib/bootstrap directrory.
Regards, Toivo -- View this message in context: http://apache-nifi-developer-list.39713.n7.nabble.com/Adding-custom-logging-Appender-to-NiFi-tp16408p16424.html Sent from the Apache NiFi Developer List mailing list archive at Nabble.com.