( ! ) Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit' not found in C:\Users\Lenovo\Documents\college\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\PolynomialBestFit.php on line 11
( ! ) Error: Class 'PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit' not found in C:\Users\Lenovo\Documents\college\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\PolynomialBestFit.php on line 11
Call Stack
#	Time	Memory	Function	Location
1	0.0797	363480	{main}( )	...\PolynomialBestFit.php:0