Thank you David and Cristiano. We are currently using openjdk11 and we can't change the version.
Any idea, arround when the next release will be released. Best Regards, Vibhath. On Wed, 5 May 2021, 9:49 pm David Handermann, <[email protected]> wrote: > Hi Vibhath, > > NiFi supports Java 8 and 11, and automated builds regularly run on > AdoptOpenJDK and Azul Zulu JDK. The particular error you mentioned was > recently resolved in a pull request for NIFI-6714. The fix will be > included in the next release of NiFi. > > https://issues.apache.org/jira/browse/NIFI-6714 > > The message is a warning on Java 11, but does not prevent NiFi from > starting. Newer versions of Java block such illegal reflective access > operations, so for now, Java 8 or 11 should work. > > Regards, > David Handermann > > On Wed, May 5, 2021 at 10:22 AM Cristiano Silva <[email protected]> > wrote: > >> I use openjdk 8. >> >> Check the version of java (openjdk) you are using. >> >> Try using it (openjdk 8) and see if it works. >> >> Atenciosamente, >> Cristiano Luís Turbino de França e Silva >> ============================== >> GNU / Linux >> , , / .-. >> / \ / (e e) >> ((__-^^-,-^^-__)) / _.`V'._ >> `-_---' `---_-' / //~~W~~\\ >> <__|o ` 'o|__> / //, ,\\ >> \ ` / / // | | \\ >> ): :( / \) | | (/ >> :o_o: / \ / >> "-" / `w - w' >> >> >> On Wed, May 5, 2021 at 10:13 AM Vibhath Ileperuma < >> [email protected]> wrote: >> >>> Hi All, >>> >>> I tried to start NIFI binary downloaded from apache NIFI website, in a >>> linux environment in which java openjdk is installed. When I start the >>> NIFI, the following warnings are printed. These warnings are written in >>> nifi-boostrap.log file too. >>> >>> WARNING: An illegal reflective access operation has occurred >>> >>> WARNING: Illegal reflective access by >>> org.apache.nifi.bootstrap.util.OSUtils >>> (file:/x01/vibhath/nifi-1.13.2/lib/bootstrap/nifi-bootstrap-1.13.2.jar) to >>> method java.lang.ProcessImpl.pid() >>> >>> WARNING: Please consider reporting this to the maintainers of >>> org.apache.nifi.bootstrap.util.OSUtils >>> >>> WARNING: Use --illegal-access=warn to enable warnings of further illegal >>> reflective access operations >>> >>> WARNING: All illegal access operations will be denied in a future release >>> >>> >>> When oracle jdk is used, no warnings are printed. Is this warings >>> printed because of openJDK? Could you please let me know the impact of >>> these warnings. >>> >>> Is it possible to find an openJDK supported NIFI binary from the >>> internet? Or else, should we build NIFI from source? >>> >>> >>> I would be grateful if you could clarify my doubts. >>> >>> >>> >>> *Best Regards,* >>> >>> *Vibhath* >>> >>> >>>
