19:46:02 Load from Gnumeric file
Call time to read Workbook was 0.5569 seconds
19:46:03 Current memory usage: 5.5 MB
19:46:03 Write to Excel2007 format
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<b>Fatal error</b>:  Class 'ZipArchive' not found in <b>C:\wamp\www\classes\PHPExcel\Writer\Excel2007.php</b> on line <b>227</b><br />