title: java.lang.NoSuchMethodError: No such DSL method 'echo' found among steps
body: <p>I have installed all the pipeline plugins, </p>
  
  <p>but I am still getting </p>
  
  <pre><code>java.lang.NoSuchMethodError: No such DSL method 'echo' found among steps [ArtifactoryGradleBuild, ArtifactoryMavenBuild, MavenDescriptorStep, artifactoryDownload, artifactoryPromoteBuild, artifactoryUpload, build, checkout, collectEnv, copyRemoteArtifacts, dockerPullStep, dockerPushStep, emailext, emailextrecipients, getArtifactoryServer, git, input, libraryResource, load, milestone, newArtifactoryServer, newBuildInfo, newGradleBuild, newMavenBuild, parallel, properties, publishBuildInfo, readTrusted, stage, triggerRemoteJob, withCredentials, xrayScanBuild] or symbols [all, always, ant, antFromApache, antOutcome, antTarget, apiToken, architecture, archiveArtifacts, artifactManager, batchFile, booleanParam, buildButton, buildDiscarder, caseInsensitive, caseSensitive, choice, choiceParam, clock, cloud, command, configFile, configFileProvider, cron, crumb, defaultView, demand, disableConcurrentBuilds, downloadSettings, downstream, dumb, envVars, file, fileParam, filePath, fingerprint, frameOptions, freeStyle, freeStyleJob, git, hyperlink, hyperlinkToModels, installSource, jdk, jdkInstaller, jgit, jgitapache, jnlp, jobName, junit, lastDuration, lastFailure, lastGrantedAuthorities, lastStable, lastSuccess, legacy, list, local, location, logRotator, loggedInUsersCanDoAnything, masterBuild, maven, maven3Mojos, mavenErrors, mavenMojos, mavenWarnings, myView, nodeProperties, nonStoredPasswordParam, none, overrideIndexTriggers, paneStatus, parameters, password, pattern, pipelineTriggers, plainText, plugin, pollSCM, projectNamingStrategy, proxy, queueItemAuthenticator, quietPeriod, run, runParam, schedule, scmRetryCount, search, security, shell, slave, stackTrace, standard, status, string, stringParam, swapSpace, text, textParam, tmpSpace, toolLocation, unsecured, upstream, usernameColonPassword, usernamePassword, viewsTabBar, weather, zfs, zip] or globals [Artifactory, currentBuild, env, params, scm]
  at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:149)
  at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:108)
  at groovy.lang.MetaClassImpl.invokeMethodOnGroovyObject(MetaClassImpl.java:1280)
  at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1174)
  at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1024)
  at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:42)
  </code></pre>
  
  <p>Am I missing some plugin?</p>