title: Error in plot.new() : internal read error in PDF_endpage
body: <p>I'm trying to plot a correlation matrix of my data. </p>
  
  <p>Here's my code:</p>
  
  <pre><code>data &lt;- read.table("path/to/data", header=T, sep='\t')
  cor &lt;- cor(data)
  corrplot(cor, method="color", type="upper")
  </code></pre>
  
  <p>And i'm getting this error: </p>
  
  <pre><code>Error in plot.new() : internal read error in PDF_endpage
  </code></pre>
  
  <p>I've never seen this error before and there isn't much on google. Any help? </p>