title: getting error ssh exception auth fail in jenkins while executing script
body: <p>I configured in jenkins pre-build step--> Execute shell script on remote host using ssh</p>
  
  <p>Before the build i want execute the below script
  I am getting below error 
  can anyone have idea and if any information i missed please let me know
  Actually the below script is to stop the server
  [EnvInject] - variables injected successfully</p>
  
  <p>executing script
  cd /home/appsusr; ./ims-carte-stop.sh</p>
  
  <pre><code>[ssh] Exception:Auth fail
  com.jcraft.jsch.jschException: Auth fail
       at com.jcraft.jsch.session.connect(session.java.452)
       at com.jcraft.jsch.session.connect(session.java.150)
       at org.jvnet.hudson.plugins.SSHSite.createSession(SSHSite.java:114)
       at org.jvnet.hudson.plugins.SSHSite.executeCommand(SSHSite.java:124)
       at org.jvnet.hudson.plugins.SSHBuilder.perform(SSHBuilder.java.51)
       at hudson.tasks.BuildStepMonitor$Runner.perform(BuildStepMonitor.java.19)
       at hudson.model.AbstractBuild$AbstractRunner.perform(AbstractBuild.java.700)
  </code></pre>