Hello, I'm running a groovy script which handles SFTP My Apache NiFi version  is 1.5.0.3.1.2.0-7   My script starts with this: import com.jcraft.jsch.* def flowFile = session.get() if(!flowFile) { return } ....   When I receive the file to process and move I see them in the queue but also the following is appear in the in the nifi-app.log 2020-01-25 19:00:00,041 ERROR [Timer-Driven Process Thread-8] o.a.nifi.processors.script.ExecuteScript ExecuteScript[id=56c17bab-81ba-313c-9a00-aa82d48c3ea0] ExecuteScript[id=56c17bab-81ba-313c-9a00-aa82d48c3ea0] failed to process due to org.apache.nifi.processor.exception.ProcessException: javax.script.ScriptException: org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed: Script10025.groovy: 32: unable to resolve class JSch @ line 32, column 6. JSch ssh = new JSch() ^ Script10025.groovy: 32: unable to resolve class JSch @ line 32, column 12. JSch ssh = new JSch() ^ Script10025.groovy: 33: unable to resolve class Session @ line 33, column 9. Session sshSession = ssh.getSession(sftpUser, sftpHost, sftpPort) ^ Script10025.groovy: 35: unable to resolve class Channel @ line 35, column 10. Channel channel   The script is using the following bundle org.apache.nifi - nifi-scripting-nar   I can find the above bundle here /hadoop/nifi/work/nar/extensions/nifi-standard-nar-1.5.0.3.1.2.0-7.nar-unpacked     Could you please suggest what should I check to fix the problem ?   Thanks. ... View more