Hello there, I am using latest Nifi 2.0.0 https://nifi.apache.org/download/. I am using it in Windows and to start by used 'nifi.cmd start' .
Facing issues to start in browser, from logs, issues with jetty server can be seen Cannot invoke "jakarta.servlet.ServletContext.setAttribute(String, Object)" because "customUiServletContext" is null at org.apache.nifi.web.server.JettyServer.performInjectionForComponentUis(JettyServer.java:1023) at org.apache.nifi.web.server.JettyServer.start(JettyServer.java:889) at org.apache.nifi.runtime.Application.startServer(Application.java:131) at org.apache.nifi.runtime.Application.run(Application.java:78) at org.apache.nifi.runtime.Application.run(Application.java:60) at org.apache.nifi.NiFi.main(NiFi.java:42) Sometimes it stuck at WARN [main] o.e.jetty.ee10.webapp.WebAppContext Failed startup of context oeje10w.WebAppContext@73c3cd09{/nifi-standard-content-viewer-2.0.0,/nifi-standard-content-viewer-2.0.0,b=null,a=STOPPED,h=oeje10s.SessionHandler@4a8a0099{STOPPED}}{.\work\nar\extensions\nifi-standard-content-viewer-nar-2.0.0.nar-unpacked\NAR-INF\bundled-dependencies\nifi-standard-content-viewer-2.0.0.war} java.lang.IllegalArgumentException: Failed to delete temp dir: C:\NiFi\nifi-2.0.0\work\jetty\nifi-standard-content-viewer-2.0.0.war It is automatically shut down. It has started only once randomly after multiple restarts and reinstalling, still no clue how it started. As now I am unable to do so. Would really appreciate if someone can guide steps to resolve above issues and use 2.0.0 version without hassle. Thanks & Regards, Rimmi SLB-Private