See attached file for a screenshot. Due to lack of hidpi support, I cannot see the expected hash, but installer thinks it does not match.
Error in POL_Download_Resource
MD5 sum mismatch ! (1 attempt)
This happened while trying to install dotnet45
I also received this while trying to install .net 4.5
Ubuntu 16.04.2 LTS running Wine 2.0
Error ! Files mismatch
Do you want to retry?