Erro: Attempted to access an unnamed file past its end

Hello! This pop-up window appears because the installer file is corrupted, the cause of this situation may be the computer or U disk has a virus damage to the program installation package, you can log in to our official website to re-download the software installation package to install it, the original installation information is completely deleted and then install the newly downloaded software. Download address: [Ruida Technology] Ruida RDCutist v3.0 large-format vision software (3.10.01) .rar
 Download: https://www.rdacs.com/download?id=59&m=software&a=RDCutist&v=131，thank you for your support and attention to our products!