17:45:01 Create new PHPExcel object
17:45:01 Set document properties
17:45:01 Add some data
17:45:01 Add comments
17:45:01 Add rich-text string
17:45:01 Merge cells
17:45:01 Protect cells
17:45:01 Set cell number formats
17:45:01 Set column widths
17:45:01 Set fonts
17:45:01 Set alignments
17:45:01 Set thin black border outline around column
17:45:01 Set thick brown border outline around Total
17:45:01 Set fills
17:45:01 Set style for header row using alternative method
17:45:01 Unprotect a cell
17:45:01 Add a hyperlink to an external website
17:45:01 Add a hyperlink to another cell on a different worksheet within the workbook
17:45:01 Add a drawing to the worksheet
17:45:01 Add a drawing to the worksheet
17:45:01 Add a drawing to the worksheet
17:45:01 Play around with inserting and removing rows and columns
17:45:01 Set header/footer
17:45:01 Set page orientation and size
17:45:01 Rename first worksheet
17:45:01 Create a second Worksheet object
17:45:01 Add some data
17:45:01 Set the worksheet tab color
17:45:01 Set alignments
17:45:01 Set column widths
17:45:01 Set fonts
17:45:01 Add a drawing to the worksheet
17:45:01 Set page orientation and size
17:45:01 Rename second worksheet
17:45:01 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php:470
Stack trace:
#0 /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php(136): PHPExcel_Writer_Excel5->buildWorkbookEscher()
#1 /var/www/erp/PHPExcel-1.8.porsi/Examples/14excel5.php(48): PHPExcel_Writer_Excel5->save('/var/www/erp/PH...')
#2 {main}
thrown in /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php on line 470