Hi Mike, What version of Java are you using?
The master branch of NiFi is working towards the 1.0 release which will only support Java 8. The 0.x branch is where the next 0.x release will happen, likely 0.7 if the community chooses to do so, and this branch still supports Java 7. -Bryan On Tuesday, May 3, 2016, Mike Harding <[email protected]> wrote: > ...this is what I see in the nifi-app.log > > > > java.lang.IllegalArgumentException: Comparison method violates its > general > > contract! > > at > java.util.ComparableTimSort.mergeHi(ComparableTimSort.java:866) > > ~[na:1.8.0_91] > > at > java.util.ComparableTimSort.mergeAt(ComparableTimSort.java:483) > > ~[na:1.8.0_91] > > at > > > java.util.ComparableTimSort.mergeForceCollapse(ComparableTimSort.java:422) > > ~[na:1.8.0_91] > > at java.util.ComparableTimSort.sort(ComparableTimSort.java:222) > > ~[na:1.8.0_91] > > at java.util.Arrays.sort(Arrays.java:1246) ~[na:1.8.0_91] > > > On 4 May 2016 at 03:38, Mike Harding <[email protected] > <javascript:;>> wrote: > > > Hi, > > > > I just complied the latest master from the repo and I'm seeing the > > following error each time I try and run the nifi server. The particular > > error is: > > > > *Failed to start web server: Comparison method violates its general > > contract!* > > > > I'm lost for ideas on how to address this issue ? > > > > Any help much appreciated, > > Mike > > > > > > > > > >> 2016-05-04 03:29:09,918 INFO [main] org.apache.nifi.bootstrap.Command > >> Starting Apache NiFi... > >> 2016-05-04 03:29:09,919 INFO [main] org.apache.nifi.bootstrap.Command > >> Working Directory: > >> > /opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT > >> 2016-05-04 03:29:09,920 INFO [main] org.apache.nifi.bootstrap.Command > >> Command: java -classpath > >> > /opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./conf:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/slf4j-api-1.7.12.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/logback-core-1.1.3.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/nifi-runtime-1.0.0-SNAPSHOT.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/logback-classic-1.1.3.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/nifi-nar-utils-1.0.0-SNAPSHOT.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/jul-to-slf4j-1.7.12.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/jcl-over-slf4j-1.7.12.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/log4j-over-slf4j-1.7.12.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/nifi-properties-1.0.0-SNAPSHOT.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/nifi-api-1.0.0-SNAPSHOT.jar:/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./lib/nifi-documentation-1.0.0-SNAPSHOT.jar > >> -Dorg.apache.jasper.compiler.disablejsr199=true -Xmx512m -Xms512m - > >> Dambari.application.id=nifi -Dambari.metrics.collector.url= > >> http://smartclean-master.lancs.ac.uk:6188/ws/v1/timeline/metrics > >> -Dsun.net.http.allowRestrictedHeaders=true > -Djava.net.preferIPv4Stack=true > >> -Djava.awt.headless=true > -Djava.protocol.handler.pkgs=sun.net.www.protocol > >> > -Dnifi.properties.file.path=/opt/HDF-1.2.0.0/nifi-assembly/target/nifi-1.0.0-SNAPSHOT-bin/nifi-1.0.0-SNAPSHOT/./conf/nifi.properties > >> -Dnifi.bootstrap.listen.port=59442 -Dapp=NiFi org.apache.nifi.NiFi > >> 2016-05-04 03:29:10,544 INFO [NiFi Bootstrap Command Listener] > >> org.apache.nifi.bootstrap.RunNiFi Apache NiFi now running and listening > for > >> Bootstrap requests on port 37085 > >> 2016-05-04 03:29:33,422 ERROR [NiFi logging handler] > >> org.apache.nifi.StdErr > >> *Failed to start web server: Comparison method violates its general > >> contract!*2016-05-04 03:29:33,422 ERROR [NiFi logging handler] > >> org.apache.nifi.StdErr Shutting down... > >> 2016-05-04 03:29:34,992 INFO [main] org.apache.nifi.bootstrap.RunNiFi > >> NiFi never started. Will not restart NiFi > > > > > -- Sent from Gmail Mobile
