Notice: iconv(): Detected an incomplete multibyte character in input string in C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php on line 623

Notice: iconv(): Detected an incomplete multibyte character in input string in C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php on line 623

Notice: iconv(): Detected an incomplete multibyte character in input string in C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php on line 623

Fatal error: Uncaught Exception: FPDF error: Some data has already been output, can't send PDF file in C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php:271 Stack trace: #0 C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php(1062): FPDF->Error('Some data has a...') #1 C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php(1001): FPDF->_checkoutput() #2 C:\xampps\htdocs\sistemas\config\fpdf\tutorial\tuto5.php(101): FPDF->Output() #3 {main} thrown in C:\xampps\htdocs\sistemas\config\fpdf\fpdf.php on line 271