( ! ) Notice: Use of undefined constant PHPEXCEL_ROOT - assumed 'PHPEXCEL_ROOT' in /var/www/new/ExcelTest/Classes/PHPExcel/Shared/trend/linearBestFitClass.php on line 29
Call Stack
#	Time	Memory	Function	Location
1	0.0002	245856	{main}( )	.../linearBestFitClass.php:0

( ! ) Warning: require_once(PHPEXCEL_ROOTPHPExcel/Shared/trend/bestFitClass.php): failed to open stream: No such file or directory in /var/www/new/ExcelTest/Classes/PHPExcel/Shared/trend/linearBestFitClass.php on line 29
Call Stack
#	Time	Memory	Function	Location
1	0.0002	245856	{main}( )	.../linearBestFitClass.php:0

( ! ) Fatal error: require_once(): Failed opening required 'PHPEXCEL_ROOTPHPExcel/Shared/trend/bestFitClass.php' (include_path='.:/usr/share/pear:/usr/share/php') in /var/www/new/ExcelTest/Classes/PHPExcel/Shared/trend/linearBestFitClass.php on line 29
Call Stack
#	Time	Memory	Function	Location
1	0.0002	245856	{main}( )	.../linearBestFitClass.php:0