title: not able to use rJava after installing the package successfully
body: <p>I am not able to use rJava after installing the package successfully.</p>
  
  <blockquote>
    <p>library("rJava") Error : .onLoad failed in loadNamespace() for 'rJava', details:   call: dirname(this$RuntimeLib)   error: a character vector argument expected Error: package or namespace load failed for ‘rJava’</p>
  </blockquote>