title: java.lang.ClassNotFoundException: org.apache.commons.collections4.ListValuedMap
body: <p>Trying to create a class that writes to an Excel file.</p>
  
  <p>Error(<a href="https://gyazo.com/8d8977786add756057bb1d32866942df" rel="nofollow noreferrer">https://gyazo.com/8d8977786add756057bb1d32866942df</a>): java.lang.ClassNotFoundException: org.apache.commons.collections4.ListValuedMap</p>
  
  <p>Libaries I have added (<a href="https://gyazo.com/cfa1555bd58de436bc243f1067b9e08b" rel="nofollow noreferrer">https://gyazo.com/cfa1555bd58de436bc243f1067b9e08b</a>):
  poi-3.16.jar,
  poi-ooxml-3.16.jar,
  poi-ooxml-schemas-3.16.jar,
  commons-collections4-4.0.jar,
  xmlbeans-2.3.0.jar</p>
  
  <pre><code>public void Create(){
      XSSFWorkbook workbook = new XSSFWorkbook();
      XSSFSheet sheet = workbook.createSheet(("Results"));
  
  
  
      try {
          FileOutputStream stream= new FileOutputStream(filelocation);
          workbook.write(stream);
          workbook.close();
      } 
      catch (FileNotFoundException e) {
          e.printStackTrace();
      } 
      catch (IOException e) {
          e.printStackTrace();
      }
  }
  </code></pre>
  
  <p>}</p>