Warning: Undefined array key "nit" in C:\xampp\htdocs\formulario_ips\crear_clave.php on line 4

Warning: Undefined array key "clave" in C:\xampp\htdocs\formulario_ips\crear_clave.php on line 5

Warning: Undefined array key "clave2" in C:\xampp\htdocs\formulario_ips\crear_clave.php on line 6
Error creando clave.