title: error with opening an Excel file ( .xlsx ) with matlab
body: <p>I'm trying to opening and 'xlsx' file with matlab command and I get this </p>
  
  <blockquote>
    <p>error:" ??? Error: Call Was Rejected by Callee" </p>
  </blockquote>
  
  <p>Here is the command that at use:</p>
  
  <pre><code>Excel = actxserver('Excel.Application'); % Ouverture de l'application Excel
  Excel.Visible = false;  % le fichier excel sera invisible
  xlspath = pwd
  xlsfile ='test.xlsx'
  
  Workbook = Excel.Workbooks.Open(fullfile(xlspath,xlsfile));% Ouverture du fichier  Excel
  ' Error: Call Was Rejected by Callee.
  </code></pre>
  
  <p>I don't know what can be the problem. I'm using excel 2013 and matlab 2009. </p>
  
  <p><sub>The French error is <em>L’appel a été rejeté par l’appelé.</em> which is similar as mentioned in <a href="https://support.microsoft.com/en-us/kb/329854" rel="nofollow">this KB article</a> but that didn't solved my issue</sub></p>