Dragonsangel

I am running into the same issue. I checked the output logs (attached at the bottom) and found the location in code where the problem might be. The `FileExists` and...

@robinrodricks the fix worked in my scenario. Thanks for cleaning up the fix, was wondering about the double "Get Filesize" implementation.

Additionally to what @amoamare said, these are the only ciphers that are currently (2020/02/07) usable for TLS1.2 for the API (Viewable on the [SSL Labs site](https://www.ssllabs.com/ssltest/analyze.html?d=api.telegram.org&s=149.154.167.220&latest)): ``` TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (0xc02f) TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384...

As a cross-referencing since the issue was reported in the [other repository](https://github.com/dotnet/extensions/issues/3385) as well, I created a self-contained reproducing solution for this occurrence under https://github.com/Dragonsangel/PollyConnectionsRemainOpen In the reproducing solution there...

We are still facing this issue and should not be closed.

I just saw that all the mentioned changes are already in PR #98