2022 MethodInvocationException: Exception calling “FromBase64String” with “1” argument(s): “The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters.” 18 Oct 2015 [Aside] Improving your PuTTY connections 23 Jan 2013 The System.Net.Webclient class 22 Oct Windows ignores the hosts file 28 Apr