Nuget Commands to remember

Get packagge by Verison
Install-Package JCDCHelper.BLL -Version 3.2.2.2

Uninstall all dependances
Uninstall-Package JCDCHelper. –RemoveDependencies –Force


Try to re-install the packages. Fixes bad references
At the NuGet console say:

Update-Package -Reinstall -ProjectName Your.Project.Name

Omit '-Project' parameter if you want to re-install packages and restore references for the whole solution.