java.io.FileNotFoundException: URL: /rest/api/1.0/projects/xx/repos/yy/browse/pr.groovy?at=PR-86&start=0&limit=500
	at com.cloudbees.jenkins.plugins.bitbucket.server.client.BitbucketServerAPIClient.getRequest(BitbucketServerAPIClient.java:628)
	at com.cloudbees.jenkins.plugins.bitbucket.server.client.BitbucketServerAPIClient.getFileContent(BitbucketServerAPIClient.java:867)
	at com.cloudbees.jenkins.plugins.bitbucket.filesystem.BitbucketSCMFile.content(BitbucketSCMFile.java:99)
	at jenkins.scm.api.SCMFile.contentAsString(SCMFile.java:338)
	at org.jenkinsci.plugins.workflow.multibranch.ReadTrustedStep$Execution.run(ReadTrustedStep.java:179)
	at org.jenkinsci.plugins.workflow.multibranch.ReadTrustedStep$Execution.run(ReadTrustedStep.java:82)
	at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1$1.call(AbstractSynchronousNonBlockingStepExecution.java:47)
	at hudson.security.ACL.impersonate(ACL.java:260)
	at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1.run(AbstractSynchronousNonBlockingStepExecution.java:44)
	at java.util.concurrent.Executors$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)

//https://my.stash.instance.com/rest/api/1.0/projects/xx/repos/yy/browse/pr.groovy?at=PR-86&start=0&limit=500

{
  "errors":[
    {
      "context": null,
      "message": "The path \"pr.groovy\" does not exist at revision \"PR-86\"",
      "exceptionName":"com.atlassian.bitbucket.content.NoSuchPathException"
    }
  ]
}