Doh, sorry Anders, typo, KBA is 2163438. I only missed by one key...
In VS when adding assemblies use the .NET tab and do not browse to the CR runtime files. .NET Tab loads them from the GAC:
To update you DEV PC us the first link on this page:
SAP Crystal Reports, developer version for Microsoft Visual Studio: Updates & Runtime Downloads
All others are for redist purposes ONLY. Do not install any of the Redist packages on your DEV PC. The installer will ask you if you want the 64 bit runtime, that is the only option.
Don