To fix the error, you must understand the container. An NSP (Nintendo Submission Package) is essentially a digital shipping crate. Inside that crate are multiple smaller files called NCAs (Nintendo Content Archives).
If you have an update NSP, you cannot run it standalone – you must apply it on top of a base game NSP. the nsp file is missing a program-type nca
Depending on the diagnosis, here is how to fix the issue. To fix the error, you must understand the container