Build error “An attempt was made to load an assembly with an incorrect format ” after upgrade net framework 4.5.2 to 4.7.1

Question

We are trying to update the framework of our program. We currently have it in version 4.5.2 and we want to update it to version 4.7.1

We have changed all the csproj

Answer 1

This issue is fixed in the latest .net dev pack 4.7.2:

https://github.com/dotnet/sdk/issues/1630#issuecomment-415811457

https://www.microsoft.com/net/download/thank-you/net472-developer-pack