java.lang.ClassCastException: java.lang.String cannot be cast to hudson.model.Fingerprint
 at hudson.model.Fingerprint.load(Fingerprint.java:1369)
 at hudson.model.Fingerprint.load(Fingerprint.java:1357)
 at hudson.model.FingerprintMap.load(FingerprintMap.java:97)
 at hudson.model.FingerprintMap.load(FingerprintMap.java:47)
 at hudson.util.KeyedDataStorage.get(KeyedDataStorage.java:161)
 at hudson.model.FingerprintMap.get(FingerprintMap.java:82)
 at hudson.model.FingerprintMap.get(FingerprintMap.java:47)
 at hudson.util.KeyedDataStorage.getOrCreate(KeyedDataStorage.java:111)
 at hudson.model.FingerprintMap.getOrCreate(FingerprintMap.java:68)
 at hudson.model.FingerprintMap.getOrCreate(FingerprintMap.java:64)
 at com.cloudbees.plugins.credentials.CredentialsProvider.getOrCreateFingerprintOf(CredentialsProvider.java:1403)
 at com.cloudbees.plugins.credentials.CredentialsProvider.trackAll(CredentialsProvider.java:1457)
 at com.cloudbees.plugins.credentials.CredentialsProvider.track(CredentialsProvider.java:1421)
 at hudson.plugins.git.GitSCM.createClient(GitSCM.java:818)
 at hudson.plugins.git.GitSCM.createClient(GitSCM.java:786)
 at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1154)
 at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:113)
 at org.jenkinsci.plugins.workflow.cps.CpsScmFlowDefinition.create(CpsScmFlowDefinition.java:144)
 at org.jenkinsci.plugins.workflow.multibranch.SCMBinder.create(SCMBinder.java:120)
 at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:298)
 at hudson.model.ResourceController.execute(ResourceController.java:97)
 at hudson.model.Executor.run(Executor.java:429)
 Finished: FAILURE