title: Jenkins build fails with 'Cannot find executable from the chosen Ant installation'
body: <p>While executing a Jenkins job, I am getting this error message and the build fails.</p>
  
  <blockquote>
    <p>FATAL: Cannot find executable from the choosen Ant installation "ANT"<br>
    Build step 'Invoke Ant' marked build as failure</p>
  </blockquote>
  
  <p>Please help me; what is the actual problem?</p>