( ! ) Fatal error: Uncaught Error: Class "PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit" not found in C:\wamp64\www\spatie\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\PolynomialBestFit.php on line 11
( ! ) Error: Class "PhpOffice\PhpSpreadsheet\Shared\Trend\BestFit" not found in C:\wamp64\www\spatie\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Shared\Trend\PolynomialBestFit.php on line 11
Call Stack
#	Time	Memory	Function	Location
1	0.0291	395464	{main}( )	...\PolynomialBestFit.php:0