Grok filter for Oracle OSB Server logs

Hi,

I am following the instruction as per: GitHub - logstash-plugins/logstash-codec-multiline

but getting the below error. I am using ELK on docker for this purpose. Searching for any known issues, but havent got any till now..

the error is always

root@7c2ffadaa8ba:/opt/logstash/vendor/bundle/jruby/2.3.0/bin# ./bundle
bash: ./bundle: /home/vagrant/projects/logstash/vendor/jruby/bin/jruby: bad interpreter: No such file or directory