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Posted: **Wed Nov 24, 2021 9:28 pm**

Existing version: nexus-3.19.1-01
Version to upgrade: nexus-3.37.0-01

Stop nexus:

/etc/init.d/nexus stop

Get the latest version

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wget https://download.sonatype.com/nexus/3/latest-unix.tar.gz

Extract downloaded package. Note, all files inside sonatype-work will remain

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tar xzvf latest-unix.tar.gz

Replace existing symlik to new one

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sudo rm /etc/init.d/nexus
sudo ln -s /home/user/nexus-3.37.0-01/bin/nexus /etc/init.d/nexus

Version nexus-3.19.1-01 worked with HTTPS.
If we run new version, it will not be started.

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Keystore was tampered with, or password was incorrect

To avoid the issue we can switch off HTTPS

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sudo nano /home/user/sonatype-work/nexus3/etc/nexus.properties

And make its content like this

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# Jetty section
application-port=8081
#application-port-ssl=8443
# application-host=0.0.0.0
nexus-args=${jetty.etc}/jetty.xml,${jetty.etc}/jetty-http.xml,${jetty.etc}/jetty-requestlog.xml
#,${jetty.etc}/jetty-https.xml
ssl.etc=${karaf.data}/etc/ssl
# nexus-context-path=/

# Nexus section
# nexus-edition=nexus-pro-edition
# nexus-features=\
#  nexus-pro-feature

# nexus.hazelcast.discovery.isEnabled=true

Now Nexus can be run in test mode

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/home/user/nexus-3.37.0-01/bin/nexus run

At this run Nexus installation will be upgraded.
Note, downgrade will not be possible.

Restart system to run Nexus as a service automatically.

J-forum

Sonatype nexus upgrade

Sonatype nexus upgrade