( ! ) Notice: Undefined index: file in /home/manager360/public_html/importar/import-leads.php on line 6
Call Stack
#	Time	Memory	Function	Location
1	0.0008	388336	{main}( )	.../import-leads.php:0

( ! ) Notice: Trying to access array offset on value of type null in /home/manager360/public_html/importar/import-leads.php on line 6
Call Stack
#	Time	Memory	Function	Location
1	0.0008	388336	{main}( )	.../import-leads.php:0

( ! ) Notice: Undefined index: file in /home/manager360/public_html/importar/import-leads.php on line 7
Call Stack
#	Time	Memory	Function	Location
1	0.0008	388336	{main}( )	.../import-leads.php:0

( ! ) Notice: Trying to access array offset on value of type null in /home/manager360/public_html/importar/import-leads.php on line 7
Call Stack
#	Time	Memory	Function	Location
1	0.0008	388336	{main}( )	.../import-leads.php:0

( ! ) Notice: Undefined index: token in /home/manager360/public_html/importar/import-leads.php on line 8
Call Stack
#	Time	Memory	Function	Location
1	0.0008	388336	{main}( )	.../import-leads.php:0

Extensão inválida
O arquivo precisa ser (.csv)