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Notice: session_start(): Ignoring session_start() because a session is already active (started from /home/g0yudcwxthdg/public_html/valida.php on line 3) in /home/g0yudcwxthdg/public_html/carrito_cesta.php on line 3

Fatal error: Uncaught Error: Undefined constant "item" in /home/g0yudcwxthdg/public_html/carrito_cesta.php:4 Stack trace: #0 /home/g0yudcwxthdg/public_html/valida.php(4): include() #1 /home/g0yudcwxthdg/public_html/tienda-producto.php(4): include('/home/g0yudcwxt...') #2 {main} thrown in /home/g0yudcwxthdg/public_html/carrito_cesta.php on line 4