In most cases this error because the laptop is trying to boot from a HARD drive or flash drive that is not configured correctly.
Ihe kachasị maka njehie a bụ mgbe kọmputa gị na-agbalị ịkwọta site na draịvụ ike ma ọ bụ kpoo ọkụ nke na-adịghị edozi nke ọma ka e bulie ya.