<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="broken.xsl"?>
<report>
  <colData colId="F">1</colData>
  <colData colId="L">5</colData>
  <colData colId="F">1</colData>
  <colData colId="L">5</colData>
  <colData colId="L">2</colData> <!-- If you delete this line it works -->
  <colData colId="F">2</colData> 
  <colData colId="L">5</colData>
  <colData colId="F">2</colData>
</report>