Based on your error message looks like you are looking for a version that no longer exists and cannot tell which Package source you have selected. I feel like you are looking for version 2.0.0 which is not available in nuget.org repository. The latest one is 2.0.0-rc and it is pre release candidate. Please try … Read more
Please follow below mentioned steps: Step 1: Please enable Nuget Package Restore by right clicking on solution [as mentioned in below screenshot] Step 2: [Follow this if the issue / error is not resolved by following step 1] Still if you face the issue, please open .csproj file in notepad and check for the package … Read more
If you’ve received no output errors during install and there are no Warnings on build/rebuild. Simply: Restart Visual Studio
Use Package Manager Console in Visual Studio to run this command. 1.This will restore all packages from solution nuget restore YourSolution.sln 2.If you want to reinstall the packages to the same versions as were previously installed Update-Package -reinstall
If someone still having this issue on tfs build server you need to go the following: Make sure all projects in solution you attempt to build have the latest Microsoft.Bcl.Build package (just update it in package manager). After build failed see all project (in tfs build log summary) that generate this error (“The build restored … Read more
To find the menu item: “enable nuget package restore” right-click in the solution explorer on the solution – not on the project. You get a message: Do you want to configure this solution to download and restore missing NuGet packages during build? Wasn’t that what you were looking for?
In Windows Explorer went to the folder where the NuGet packages are installed for my solution <VS Solution>\packages\ and deleted all the Microsoft.Bcl.* folders. After that could rebuild the solution without problems.
This is how I fix my issue: First, I clear my Package Cache: Second, I make sure I have the right path source and click the available package source:
I know that it’s not exactly the same issue, but people may come across this one alongside as I did. I have installed VS Community 2019 and yesterday I decided to remove the VS 2017, but after that, when I tried to restore the Nuget Packages made by the company, it started displaying an error … Read more
The package source is probably defined in %appdata%\nuget\nuget.config. Edit this file in your favourite xml/text editor (VSCode perhaps?). You should see under a package sources element an add element that adds that file path. Comment out or delete that line. If it’s not in that file, try running dotnet restore –verbosity normal or just dotnet … Read more