I have define a custom method in my Jenkins pipeline script, which sets: 

currentBuild.currentResult = "FAILURE"

based on some pre-defined conditions.

This is throwing an exception now. I didn't had this exception earlier. 

Logs:

org.jenkinsci.plugins.scriptsecurity.sandbox.RejectedAccessException: No such field found: field org.jenkinsci.plugins.workflow.support.steps.build.RunWrapper currentResult at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.unclassifiedField(SandboxInterceptor.java:425) at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.SandboxInterceptor.onSetProperty(SandboxInterceptor.java:263) at org.kohsuke.groovy.sandbox.impl.Checker$8.call(Checker.java:409) at org.kohsuke.groovy.sandbox.impl.Checker.checkedSetProperty(Checker.java:416) at com.cloudbees.groovy.cps.sandbox.SandboxInvoker.setProperty(SandboxInvoker.java:33) at com.cloudbees.groovy.cps.impl.PropertyAccessBlock.rawSet(PropertyAccessBlock.java:24) at WorkflowScript.executeJobs(WorkflowScript:264) at com.cloudbees.groovy.cps.CpsDefaultGroovyMethods.each(CpsDefaultGroovyMethods:2030) at com.cloudbees.groovy.cps.CpsDefaultGroovyMethods.each(CpsDefaultGroovyMethods:2015) at com.cloudbees.groovy.cps.CpsDefaultGroovyMethods.each(CpsDefaultGroovyMethods:2056) at WorkflowScript.executeJobs(WorkflowScript:262) at __cps.transform__(Native Method) at com.cloudbees.groovy.cps.impl.PropertyishBlock$ContinuationImpl.set(PropertyishBlock.java:88) at com.cloudbees.groovy.cps.impl.AssignmentBlock$ContinuationImpl.assignAndDone(AssignmentBlock.java:70) at sun.reflect.GeneratedMethodAccessor1576.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.cloudbees.groovy.cps.impl.ContinuationPtr$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:174) at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:163) at org.codehaus.groovy.runtime.GroovyCategorySupport$ThreadCategoryInfo.use(GroovyCategorySupport.java:129) at org.codehaus.groovy.runtime.GroovyCategorySupport.use(GroovyCategorySupport.java:268) at com.cloudbees.groovy.cps.Continuable.run0(Continuable.java:163) 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:185) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.run(CpsThreadGroup.java:400) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.access$400(CpsThreadGroup.java:96) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:312) at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:276) at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$2.call(CpsVmExecutorService.java:67) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:131) at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28) at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Finished: FAILURE