AFAIK Nifi supports JDK 1.8, other JDK versions probably will not work. On Fri, 20 Aug 2021 at 09:24, <mc...@fullvisibility.com> wrote:
> I've installed NiFi 1.14.0 on a Windows Server 2019 machine with OpenJDK > 16.0.2. > No changes to properties or anything, just unzipped these and set the PATH > and JAVA_HOME environment variables. > I execute the run-nifi.bat file and it runs for a minute and exits. > > The nifi-bootstrap.log file contains this: > > > 2021-08-19 19:29:25,531 INFO [NiFi Bootstrap Command Listener] > org.apache.nifi.bootstrap.RunNiFi Apache NiFi now running and listening for > Bootstrap requests on port 62463 > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr java.lang.reflect.InaccessibleObjectException: > Unable to make protected final java.lang.Class > java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) > throws java.lang.ClassFormatError accessible: module java.base does not > "opens java.lang" to unnamed module @6e6ec71f > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:357) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > java.base/java.lang.reflect.Method.checkCanSetAccessible(Method.java:199) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > java.base/java.lang.reflect.Method.setAccessible(Method.java:193) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.xerial.snappy.SnappyLoader.injectSnappyNativeLoader(SnappyLoader.java:275) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.xerial.snappy.SnappyLoader.load(SnappyLoader.java:227) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at org.xerial.snappy.Snappy.<clinit>(Snappy.java:48) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.apache.nifi.processors.hive.PutHiveStreaming.<clinit>(PutHiveStreaming.java:158) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at java.base/java.lang.Class.forName0(Native Method) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at java.base/java.lang.Class.forName(Class.java:466) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.apache.nifi.nar.StandardExtensionDiscoveringManager.getClass(StandardExtensionDiscoveringManager.java:328) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.apache.nifi.documentation.DocGenerator.documentConfigurableComponent(DocGenerator.java:100) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.apache.nifi.documentation.DocGenerator.generate(DocGenerator.java:65) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at > org.apache.nifi.web.server.JettyServer.start(JettyServer.java:1126) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at org.apache.nifi.NiFi.<init>(NiFi.java:159) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at org.apache.nifi.NiFi.<init>(NiFi.java:71) > 2021-08-19 19:30:53,137 ERROR [NiFi logging handler] > org.apache.nifi.StdErr at org.apache.nifi.NiFi.main(NiFi.java:303) > 2021-08-19 19:30:53,215 INFO [main] org.apache.nifi.bootstrap.RunNiFi NiFi > never started. Will not restart NiFi > > > > Maybe this is an OpenJDK issue? > > TBH, I haven't spent nearly enough time reading the docs at this point but > I thought it might just run out of the box. So, it could be operator error > on my part too. > > Thoughts? > > Thanks, > > Matt >
