What Is currentBuild in Jenkins?

[@JoseManuel-lo2ed]

I can´t make correct the example 3, the error is ERROR: Could not find any definition of libraries [shared-library] Can you help me? Best regards.

[@UK-sl8gu]

Jenkinsfile-4: grep sha256 doesn't deliver any content

[@ravikumar-su5py]

Thank you.

[@ssd6010]

thank you .

[@looks-good]

Perfect!

[@UK-sl8gu]

installing plugin sidebar in Jenkins pluginManager solved problem ;-)

[@UK-sl8gu]

I also have error in example 3: class hudson.plugins.sidebar_link.LinkAction @ line 3, column 16. def action = new hudson.plugins.sidebar_link.LinkAction(config.url,config.text,config.icon) ^ 1 error at org.codehaus.groovy.control.ErrorCollector.failIfErrors(ErrorCollector.java:309) at org.codehaus.groovy.control.CompilationUnit.applyToSourceUnits(CompilationUnit.java:981) at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:626) at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:575) at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:323) at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:293) at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:279) at groovy.lang.GroovyClassLoader.recompile(GroovyClassLoader.java:786) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:743) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:812) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:580) at org.jenkinsci.plugins.workflow.cps.CpsGroovyShell$TimingLoader.loadClass(CpsGroovyShell.java:218) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:580) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:702) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:812) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:800) at org.jenkinsci.plugins.workflow.cps.global.UserDefinedGlobalVariable.getValue(UserDefinedGlobalVariable.java:52) at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:115) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98) at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1225) at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034) at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:41) at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47) at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:116) at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:180) at org.kohsuke.groovy.sandbox.GroovyInterceptor.onMethodCall(GroovyInterceptor.java:23) at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.onMethodCall(SandboxInterceptor.java:163) at org.kohsuke.groovy.sandbox.impl.Checker$1.call(Checker.java:178) at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:182) at org.kohsuke.groovy.sandbox.impl.Checker.checkedCall(Checker.java:152) at com.cloudbees.groovy.cps.sandbox.SandboxInvoker.methodCall(SandboxInvoker.java:17) at org.jenkinsci.plugins.workflow.cps.LoggingInvoker.methodCall(LoggingInvoker.java:105) at WorkflowScript.run(WorkflowScript:8) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.delegateAndExecute(ModelInterpreter.groovy:137) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.executeSingleStage(ModelInterpreter.groovy:666) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.catchRequiredContextForNode(ModelInterpreter.groovy:395) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.catchRequiredContextForNode(ModelInterpreter.groovy:393) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.executeSingleStage(ModelInterpreter.groovy:665) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:288) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.toolsBlock(ModelInterpreter.groovy:544) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.toolsBlock(ModelInterpreter.groovy:543) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:276) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withEnvBlock(ModelInterpreter.groovy:443) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withEnvBlock(ModelInterpreter.groovy:442) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:275) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withCredentialsBlock(ModelInterpreter.groovy:481) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withCredentialsBlock(ModelInterpreter.groovy:480) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:274) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.inDeclarativeAgent(ModelInterpreter.groovy:586) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.inDeclarativeAgent(ModelInterpreter.groovy:585) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:272) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.stageInput(ModelInterpreter.groovy:356) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.stageInput(ModelInterpreter.groovy:355) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:261) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.inWrappers(ModelInterpreter.groovy:618) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.inWrappers(ModelInterpreter.groovy:617) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:259) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withEnvBlock(ModelInterpreter.groovy:443) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.withEnvBlock(ModelInterpreter.groovy:442) at org.jenkinsci.plugins.pipeline.modeldefinition.ModelInterpreter.evaluateStage(ModelInterpreter.groovy:254) at ___cps.transform___(Native Method) at com.cloudbees.groovy.cps.impl.ContinuationGroup.methodCall(ContinuationGroup.java:90) at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:116) at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:85) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72) at com.cloudbees.groovy.cps.impl.CollectionLiteralBlock$ContinuationImpl.dispatch(CollectionLiteralBlock.java:55) at com.cloudbees.groovy.cps.impl.CollectionLiteralBlock$ContinuationImpl.item(CollectionLiteralBlock.java:45) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72) at com.cloudbees.groovy.cps.impl.ConstantBlock.eval(ConstantBlock.java:21) at com.cloudbees.groovy.cps.Next.step(Next.java:83) at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:152) at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:146) at org.codehaus.groovy.runtime.GroovyCategorySupport$ThreadCategoryInfo.use(GroovyCategorySupport.java:136) at org.codehaus.groovy.runtime.GroovyCategorySupport.use(GroovyCategorySupport.java:275) at com.cloudbees.groovy.cps.Continuable.run0(Continuable.java:146) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.access$001(SandboxContinuable.java:18) at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.run0(SandboxContinuable.java:51) at org.jenkinsci.plugins.workflow.cps.CpsThread.runNextChunk(CpsThread.java:187) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.run(CpsThreadGroup.java:423) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:331) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:295) at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$2.call(CpsVmExecutorService.java:97) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:139) at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28) at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:68) at jenkins.util.ErrorLoggingExecutorService.lambda$wrap$0(ErrorLoggingExecutorService.java:51) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583) Finished: FAILURE

[@UK-sl8gu]

ok got it. missing Sidebar Link in Manage Jenkins > Plugins was the reason for this error