[AccessD] ,NET com dll with Access

[Stuart McLachlan]

Are you SURE they are referencing the same DLL?

Where is the DLL located?   
Did you compile the DLL as both 32 and 64it and place the 64bit version in System32 and 
the 32bit version in SYSWOW64?

Is Access running as 32bit or 64bt Office?


On 4 Apr 2022 at 20:42, dw-murphy at cox.net wrote:

>> 
> I looked this up and found that the .NET framework version I was using
> did not support TLS 1.5 but that frameworks 4,7 and above do. So I
> changed frameworks for the dll projects to 4.7 and recompiled and
> registered the dll's. When testing the dll's from a test harness I
> created in Visual Studio everything worked fine and communications
> with eBay were re-established. When I added the new dll to the Access
> application I got the TLS error again. Very puzzling, and frustrating.
> To see if I could see what is going on I looked at the network
> communication from the app using Fiddler. When I make the calls from
> the Visual Studio app I see we are using TLS 1.5. When I run from
> Access the communication is using TLS 1.0. Both are referencing the
> same dll file.