These are chat archives for chocolatey/ChocolateyGUI
choco install chocolateyguiand it installed the old ChocolateyGUI (=WPF?)
choco install chocolateygui -source https://myget...(without -pre!) and it has also installed the old version.
chocolatey update ChocolateyGUI -pre -source https://myget....
caninstall a non-moderated package version, it is possible for package maintainers to upload another "version" of that package, until it is correct. Which might actually mean they can how the package works, so the version 1.2 that you have installed, might not be the same as the version 1.2 you installed while it was in moderation queue