If you are seeing these, the standard "CRRuntime_10_5.msi" (generic build 10.5.0.0) will work. You need the exact 10.5.0.37 build.
: It allows .NET applications to render, export (e.g., to PDF), and print reports on client machines or web servers. Crystal Reports 10.5 37 Runtime Download WORK
If deploying an ASP.NET app, ensure the "crystalreportviewers12" (or equivalent) virtual directory is correctly mapped in your web server settings. 🔄 Should You Upgrade? If you are seeing these, the standard "CRRuntime_10_5