18:29:02 Create new PHPExcel object
18:29:02 Set document properties
18:29:02 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 />
18:29:02 Add comments
18:29:02 Add rich-text string
18:29:02 Merge cells
18:29:02 Protect cells
18:29:02 Set cell number formats
18:29:02 Set column widths
18:29:02 Set fonts
18:29:02 Set alignments
18:29:02 Set thin black border outline around column
18:29:02 Set thick brown border outline around Total
18:29:02 Set fills
18:29:02 Set style for header row using alternative method
18:29:02 Unprotect a cell
18:29:02 Add a hyperlink to the sheet
18:29:02 Add a drawing to the worksheet
18:29:02 Add a drawing to the worksheet
18:29:02 Add a drawing to the worksheet
18:29:02 Play around with inserting and removing rows and columns
18:29:02 Set header/footer
18:29:02 Set page orientation and size
18:29:02 Rename first worksheet
18:29:02 Create a second Worksheet object
18:29:02 Add some data
18:29:02 Set the worksheet tab color
18:29:02 Set alignments
18:29:02 Set column widths
18:29:02 Set fonts
18:29:02 Add a drawing to the worksheet
18:29:02 Set page orientation and size
18:29:02 Rename second worksheet
18:29:02 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 />