Hello, I need someone to help me on this program labview. when I try this program, it tells me that there's an error and I have not found. I also need someone explains to me soon as possible (urgent) thank you

Hello, I need someone to help me on this program labview.
when I try this program, it tells me that there's an error and I have not found.
I also need someone explains to me soon as possible (urgent) thank you