( ! ) Deprecated: PHPExcel_RichText::__construct(): Implicitly marking parameter $pCell as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\RichText.php on line 51

( ! ) Deprecated: PHPExcel_RichText::addText(): Implicitly marking parameter $pText as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\RichText.php on line 77

( ! ) Fatal error: Uncaught Error: Interface "PHPExcel_IComparable" not found in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\RichText.php on line 36
( ! ) Error: Interface "PHPExcel_IComparable" not found in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\RichText.php on line 36
Call Stack
#	Time	Memory	Function	Location
1	0.0507	368504	{main}( )	...\RichText.php:0