Several errors can occur when running our programs if the Microsoft VC Redistributable libraries are not installed. Some of the errors can occur during the installation of our tools. These libraries are also required to run our packaging tools under AutoCAD 2021 and up.
The solution is to install the redistributable libraries.
Windows 64 bit 15 MB
Once downloaded, execute the self extracting file. You will need administrative privileges to do this.
You can, of course, search Microsoft's web site for this same package if you feel more comfortable downloading the libraries from their site. There is a release from Microsoft (as of 08/31/2021), vc_redist.x64.exe which rolls redistributables for 2015, 2017 and 2019 all into one package.