( ! ) Fatal error: Uncaught Error: Class 'PHPExcel_Writer_Excel5_BIFFwriter' not found in C:\wamp64\www\Index\phpexcel\Classes\PHPExcel\Writer\Excel5\Workbook.php on line 71
( ! ) Error: Class 'PHPExcel_Writer_Excel5_BIFFwriter' not found in C:\wamp64\www\Index\phpexcel\Classes\PHPExcel\Writer\Excel5\Workbook.php on line 71
Call Stack
#	Time	Memory	Function	Location
1	0.0002	409864	{main}( )	...\Workbook.php:0