title: Unpatched iText found, cannot use glyph rendering
body: <p>i'm using SpringBoot and i'm trying to generate a report using Jasper Report 6.4.3, but keep getting this warning on console:</p>
  
  <pre><code>WARN 25847 --- [tp1694467519-34] n.s.j.engine.export.PdfGlyphRenderer     : Unpatched iText found, cannot use glyph rendering
  </code></pre>
  
  <p>and i can't get the report generated. 
  can someone help me solving this?</p>