shed some light on this for me...
[2017-01-28T16:58:41,538][ERROR][o.e.b.Bootstrap ] Exception
java.lang.IllegalStateException: /usr/share/elasticsearch/lib/elasticsearch-5.1.1.jar requires Elasticsearch 5.1.1, your system: 5.1.2
at org.elasticsearch.bootstrap.JarHell.checkManifest(JarHell.java:225) ~[elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.JarHell.checkJarHell(JarHell.java:178) ~[elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.JarHell.checkJarHell(JarHell.java:88) ~[elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:202) ~[elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:306) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:121) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:112) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.cli.SettingCommand.execute(SettingCommand.java:54) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:122) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.cli.Command.main(Command.java:88) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:89) [elasticsearch-5.1.2.jar:5.1.2]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:82) [elasticsearch-5.1.2.jar:5.1.2]
My environment:
# cat /etc/redhat-release
Red Hat Enterprise Linux Server release 7.3 (Maipo)
# uname -a
Linux X 3.10.0-514.6.1.el7.x86_64 #1 SMP Sat Dec 10 11:15:38 EST 2016 x86_64 x86_64 x86_64 GNU/Linux
# rpm -q elasticsearch
elasticsearch-5.1.1-1.noarch
#
Please advice,
Thanks!