Warning: Undefined array key "myUpload" in C:\xampp\htdocs\php\tests\parseDir\PHP5\upload_error.php on line 12

Warning: Trying to access array offset on value of type null in C:\xampp\htdocs\php\tests\parseDir\PHP5\upload_error.php on line 12

Fatal error: Uncaught Exception: Unknown error uploading file. in C:\xampp\htdocs\php\tests\parseDir\PHP5\upload_error.php:18 Stack trace: #0 {main} thrown in C:\xampp\htdocs\php\tests\parseDir\PHP5\upload_error.php on line 18