16:41:57 Create new PHPExcel object
16:41:57 Set document properties
16:41:57 Add some data
<br />
<b>Notice</b>:  Trying to access array offset on value of type float in <b>/var/www/html/test/REPORTERIA/librerias/importar-excel/Classes/PHPExcel/Cell/DefaultValueBinder.php</b> on line <b>86</b><br />
16:41:57 Add comments
16:41:57 Add rich-text string
16:41:57 Merge cells
16:41:57 Protect cells
16:41:57 Set cell number formats
16:41:57 Set column widths
16:41:57 Set fonts
16:41:57 Set alignments
16:41:57 Set thin black border outline around column
16:41:57 Set thick brown border outline around Total
16:41:57 Set fills
16:41:57 Set style for header row using alternative method
16:41:57 Unprotect a cell
16:41:57 Add a hyperlink to the sheet
16:41:57 Add a drawing to the worksheet
16:41:57 Add a drawing to the worksheet
16:41:57 Add a drawing to the worksheet
16:41:57 Play around with inserting and removing rows and columns
16:41:57 Set header/footer
16:41:57 Set page orientation and size
16:41:57 Rename first worksheet
16:41:57 Create a second Worksheet object
16:41:57 Add some data
16:41:57 Set the worksheet tab color
16:41:57 Set alignments
16:41:57 Set column widths
16:41:57 Set fonts
16:41:57 Add a drawing to the worksheet
16:41:57 Set page orientation and size
16:41:57 Rename second worksheet
16:41:57 Write to Excel5 format<br /><br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function imagepng() in /var/www/html/test/REPORTERIA/librerias/importar-excel/Classes/PHPExcel/Writer/Excel5.php:509
Stack trace:
#0 /var/www/html/test/REPORTERIA/librerias/importar-excel/Classes/PHPExcel/Writer/Excel5.php(155): PHPExcel_Writer_Excel5-&gt;_buildWorkbookEscher()
#1 /var/www/html/test/REPORTERIA/librerias/importar-excel/Tests/14excel5.php(45): PHPExcel_Writer_Excel5-&gt;save()
#2 {main}
  thrown in <b>/var/www/html/test/REPORTERIA/librerias/importar-excel/Classes/PHPExcel/Writer/Excel5.php</b> on line <b>509</b><br />