Questions tagged [csproj]
A file with the 'csproj' file extension is a Visual Studio .NET C# Project file.
                                	
	csproj
    
                            
                        
                    
            1,346
            questions
        
        
            316
            votes
        
        
            17
            answers
        
        
            130k
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    Your project does not reference ".NETFramework,Version=v4.6.2" framework. Add a reference to ".NETFramework,Version=v4.6.2" in the "TargetFrameworks"
                I can't run my unit tests.
I have the next error:
  Your project does not reference ".NETFramework,Version=v4.6.2"
  framework. Add a reference to ".NETFramework,Version=v4.6.2" in the
  "...
            
        
       
    
            264
            votes
        
        
            14
            answers
        
        
            336k
            views
        
    How to edit .csproj file
                When I am compiling my .csproj file using .NET Framework 4.0 MSBUILD.EXE file, I am getting an error: "lable01" not found in the current context of "website01.csproj".
Actually, I ...
            
        
       
    
            212
            votes
        
        
            3
            answers
        
        
            31k
            views
        
    What is "Service Include" in a csproj file for?
                In a C# solution, I added a existing project.
After that, Visual Studio has added the following entry in other .csproj files:
<ItemGroup>
    <Service Include="{B4F97281-0DBD-4835-9ED8-...
            
        
       
    
            207
            votes
        
        
            8
            answers
        
        
            94k
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    In a .csproj file, what is <None Include="..."> for?
                How is
<None Include="C:\foo.bar" />
different from
<Content Include="C:\foo.bar" />
?
            
        
       
    
            191
            votes
        
        
            6
            answers
        
        
            56k
            views
        
    <Subtype>Designer</Subtype> Added then removed by Visual Studio on load/unload
                Anyone see this before?  I have a large Visual Studio project that keeps adding [Subtype]Designer[/Subtype] to my .vcproj then removing it on the next open and close of the project.  There is only one ...
            
        
       
    
            175
            votes
        
        
            6
            answers
        
        
            110k
            views
        
    How do I get .NET Core projects to copy NuGet references to the build output?
                I'm trying to write a plugin system with .NET Core, and one of my requirements are to be able to distribute the plugin DLL along with its dependencies to the user for install.
However, I can't figure ...
            
        
       
    
            130
            votes
        
        
            22
            answers
        
        
            154k
            views
        
    Detected package downgrade warning (dotnet core, vs 2017)
                I have just updated all my nuget packages for my solution (dotnet core 1.1 project).
I am now getting the following warnings and I don't really know what they mean.
Update: I am still getting ...
            
        
       
    
            115
            votes
        
        
            14
            answers
        
        
            115k
            views
        
    Cannot find command 'dotnet ef'
                I am using .NET Core 2.0 on Arch Linux / Visual Studio Code and am trying to get EF tools to work, but I keep getting the error:
cannot find command dotnet ef
I've just about looked everywhere and ...
            
        
       
    
            109
            votes
        
        
            7
            answers
        
        
            139k
            views
        
    Including content files in .csproj that are outside the project cone
                I have a C# project say MyProject.csproj located at "C:\Projects\MyProject\". I also have files that I want copied into the output directory of this project. But, the files are at the location "C:\...
            
        
       
    
            109
            votes
        
        
            1
            answer
        
        
            22k
            views
        
    Relationship between the dotnet cli and the new vs2017 msbuild
                With the move from project.json to the new csproj format introduced with VS2017, I'm struggling to understand the difference between the dotnet cli and the new msbuild and when to use one over the ...
            
        
       
    
            108
            votes
        
        
            4
            answers
        
        
            68k
            views
        
    How do you multi-target a .NET Core class library with csproj?
                When .NET Core still used the project.json format, you could build a class library targeting multiple frameworks (e.g. net451, netcoreapp1.0).
Now that the official project format is csproj using ...
            
        
       
    
            103
            votes
        
        
            9
            answers
        
        
            79k
            views
        
    Is there a way to automatically include content files into asp.net project file?
                I'm frequently adding a lot of content files (mostly images and js)  to my ASP.NET project. I'm using VS publish system, and on publish, new files are not published until I include them in the project....
            
        
       
    
            95
            votes
        
        
            3
            answers
        
        
            35k
            views
        
    Visual Studio 2017 and the new .csproj InternalsVisibleTo
                Where do I put InternalsVisibleTo from AssemblyInfo in the new Visual Studio 2017 .csproj project file?
            
        
       
    
            94
            votes
        
        
            5
            answers
        
        
            12k
            views
        
    Can files be nested in VS2017 Solution Explorer for .NET Core (non-ASP.NET Core) projects?
                In "old school" MSBuild projects - as still used by Windows Forms in VS2017 for example - files could be "nested" via a DependentUpon item in the csproj file.
I used this to group unit tests together ...
            
        
       
    
            94
            votes
        
        
            1
            answer
        
        
            38k
            views
        
    What does <None Remove="..." /> mean in csproj?
                I'm working with a dotnet core csproj and I've added a new file. It doesn't initially get added to the csproj at all because of convention over configuration. But as soon as I change its Build Action ...
            
        
       
    
            93
            votes
        
        
            1
            answer
        
        
            45k
            views
        
    Project reference conditional include with multiple conditions
                Here's a snippet from my csproj file:
<ProjectReference Include="..\program_data\program_data.csproj" Condition="'$(Configuration)'=='Debug'">
      <Project>{4F9034E0-B8E3-448E-8794-...
            
        
       
    
            90
            votes
        
        
            5
            answers
        
        
            79k
            views
        
    What does the .csproj file do?
                Usually a C# project has a .csproj file associated with it. What is that file for? What data does it contain?
            
        
       
    
            87
            votes
        
        
            26
            answers
        
        
            87k
            views
        
    Error NU1105 Unable to find project information - The project file may be invalid or missing targets required for restore
                All of a sudden, I am getting the following errors for 3 projects in a solution:
Error NU1105 Unable to find project information for 'C:\code\example\src\libs\example.I18n\example.I18n.csproj'. 
The ...
            
        
       
    
            84
            votes
        
        
            6
            answers
        
        
            35k
            views
        
    .csproj multiple hint paths for an assembly
                I'm packaging example code for an SDK distribution.  In the distribution, the relative path from code to the SDK assemblies is different from the build machine.  For example:
Distribution
csharp/bin/...
            
        
       
    
            80
            votes
        
        
            1
            answer
        
        
            18k
            views
        
    What is NuGetPackageImportStamp for?
                When adding certain NuGet packges to a project, sometimes a strange item appears in the first property group of the .csproj file.
<PropertyGroup>
  ...
  <NuGetPackageImportStamp>3d051ef3&...
            
        
       
    
            76
            votes
        
        
            2
            answers
        
        
            50k
            views
        
    What use is the Aliases property of assembly references in Visual Studio 8
                When I add an assembly reference to a project in Visual Studio 8 the Aliases property, of that reference, is set to "global".  What is this property good for and why is it set to global?
MSDN tells ...
            
        
       
    
            73
            votes
        
        
            2
            answers
        
        
            31k
            views
        
    Is it possible to add comments to a csproj file?
                Can you add comments to a .csproj file?  If so, what's the best way to do it?
            
        
       
    
            70
            votes
        
        
            1
            answer
        
        
            70k
            views
        
    Understanding a csproj assembly reference
                I am using VS2010 and I tried to add a few assemblies from local hard disk to my C# project through file reference. Peeking into the csproj file, I found sometimes the file reference appears as
<...
            
        
       
    
            66
            votes
        
        
            1
            answer
        
        
            18k
            views
        
    Upgrading to .NET Core 2.0: PackageTargetFallback and AssetTargetFallback cannot be used together
                When upgrading a project that is compiling and running fine on .NET Core 1.0 or 1.1, updating the target framework to .NET Core 2.0 (netcoreapp2.0) causes the build to fail with the following error:
 ...
            
        
       
    
            57
            votes
        
        
            3
            answers
        
        
            21k
            views
        
    Can the new csproj file structure be used with a ASP.NET Framework project?
                The new .csproj format includes some significant improvements over the classic files, including tight integration with NuGet package management and significantly less-verbose structure. I want to gain ...
            
        
       
    
            51
            votes
        
        
            2
            answers
        
        
            16k
            views
        
    What's purpose of <Use64BitIISExpress /> element in csproj file
                When I edit Web application project, Visual Studio 2017 (15.3.1) adds <Use64BitIISExpress /> element under Project/PropertyGroup in csproj file.
I can't find any documentation, what is the ...
            
        
       
    
            49
            votes
        
        
            1
            answer
        
        
            34k
            views
        
    Why missing <SccProjectName> in project file cause "The project file is not bound to source control"
                I had a very annoying problem, I have found a solution, but I would like to ask you why it behaves like that...
I am using Visual Studio 2012 with TFS 2012. Everything was fine, but one day I have ...
            
        
       
    
            48
            votes
        
        
            8
            answers
        
        
            85k
            views
        
    Visual studio doesn't support specific csproj file
                I am getting this error when I try to open the solution file of my project. The solution is 2012 file (checked using notepad).
If I click on Ok, The solution opens up except for one csproject which ...
            
        
       
    
            46
            votes
        
        
            3
            answers
        
        
            25k
            views
        
    How to create an SDK-style .NET Framework project in VS?
                Is it possible to create an SDK-style .NET Framework project in Visual Studio (to be more specific I use the latest VS2019)? Or does it still require manual manipulations?
<Project Sdk="...
            
        
       
    
            42
            votes
        
        
            16
            answers
        
        
            30k
            views
        
    Easy way to add multiple existing .csproj to a Visual Studio Solution?
                I've checked out a branch of C# code from source control. It contains maybe 50 projects in various folders. There's no existing .sln file to be found. 
I intended to create a blank solution to add ...
            
        
       
    
            39
            votes
        
        
            2
            answers
        
        
            5k
            views
        
    How to make notepad++ treat csproj files as XML automatically?
                I often use notepad++ for editing of the csproj files. And I always need to go to the Language menu and select XML in order to get syntax highlighting.
Is it possible to configure notepad++ to treat ...
            
        
       
    
            39
            votes
        
        
            6
            answers
        
        
            24k
            views
        
    How to upgrade csproj files with VS2017
                VS2017 has so far correctly converted several project.json/.xproj based projects to the new .csproj format.
I would also like to use the new .csproj format with older .csproj projects that previously ...
            
        
       
    
            39
            votes
        
        
            1
            answer
        
        
            14k
            views
        
    What is usevshostingprocess in *.csproj?
                Today, all of a sudden I found this in my *.csproj file
< UseVSHostingProcess> False </UseVSHostingProcess>
When i Compared it with latest it was added into
<PropertyGroup> </ ...
            
        
       
    
            38
            votes
        
        
            6
            answers
        
        
            53k
            views
        
    How to make Sonarqube exclude a .NET (C#) project from coverage measures
                Sonarqube allows for individual files to be excluded from code coverage by adding patterns in the sonar.coverage.exclusions key. This can be done on a project level by adding them in the UI and even ...
            
        
       
    
            38
            votes
        
        
            2
            answers
        
        
            15k
            views
        
    What is the difference between "none include" and "none update" in SDK-style csproj projects?
                I was looking for the correct way to ensure appsettings.json is copied to the bin directory when building my project.
This article recommends using "none update" 
<ItemGroup>
    <None ...
            
        
       
    
            36
            votes
        
        
            1
            answer
        
        
            14k
            views
        
    Add a msbuild task that runs after building a .NET Core project in Visual Studio 2017 RC
                Is there something like the AfterBuild Target in msbuild with .NET Core in Visual Studio 2017 RC?
I tried to add the following snipped to the .csproj file, but it is not excuted during a build (...
            
        
       
    
            36
            votes
        
        
            1
            answer
        
        
            12k
            views
        
    Where is full documentation about the csproj format for .net core?
                Is there a full documentation about the csproj format for .net core projects?
I was looking for a way to copy files before building.
After some searching I found a solution, but I can't find the ...
            
        
       
    
            35
            votes
        
        
            4
            answers
        
        
            34k
            views
        
    What is server garbage collection in ASP.NET Core?
                I've upgraded a ASP.NET Core project to VS2017 and the new csproj, and there is this option:
<PropertyGroup>
    <ServerGarbageCollection>true</ServerGarbageCollection>
</...
            
        
       
    
            34
            votes
        
        
            1
            answer
        
        
            8k
            views
        
    A full explanation for the ResolvedFileToPublish XML element?
                By default, the ASP.NET Core SPA project templates have a section in their .csproj files like so:
    
    
    
    
<!-- Include the newly-built files in the publish output -->
<ItemGroup&...
            
        
       
    
            34
            votes
        
        
            6
            answers
        
        
            9k
            views
        
    MvcBuildViews true with Entity Framework in ASP.NET MVC 2
                In VS 2010, changing <MvcBuildViews>true</MvcBuildViews> in a MVC2 project's .csproj file causes an error if you are using Entity Framework.
  Could not load type 'System.Data.Entity....
            
        
       
    
            34
            votes
        
        
            4
            answers
        
        
            13k
            views
        
    csproj copy files depending on operating system
                I am using .NET Core to build a cross platform class library. Depending on the operating system that the C# .NET Core project is built for using a .csproj file, I need to copy a native library to the ...
            
        
       
    
            31
            votes
        
        
            2
            answers
        
        
            4k
            views
        
    Sorted order of files in .csproj
                In a Visual Studio csproj, the files to compile are referenced like this: 
<ItemGroup>
    <Compile Include="C\Something.cs"> 
    <Compile Include="B\SomethingElse.cs"> 
    <...
            
        
       
    
            30
            votes
        
        
            3
            answers
        
        
            17k
            views
        
    Reading the list of References from csproj files
                Does anyone know of a way to programmatically read the list of References in a VS2008 csproj file?  MSBuild does not appear to support this functionality.  I'm trying to read the nodes by loading the ...
            
        
       
    
            30
            votes
        
        
            1
            answer
        
        
            4k
            views
        
    How do I use ASP.NET Core 3.0 types from a library project for shared Controllers, Middleware etc?
                While ASP.NET Core up to 2.2 could be consumed through NuGet to create library projects for shared Controllers, Middleware etc, how do I create a library that is able to use ASP.NET Core 3.0 types?
...
            
        
       
    
            29
            votes
        
        
            10
            answers
        
        
            42k
            views
        
    Failed to compute cache key: ".csproj" not found
                I am new to Docker. I created a Web API using ASP.Net Core using Visual Studio 2019 as well as in VS Code. It works fine. Then I added docker support and added Dockerfile with default values.
When I ...
            
        
       
    
            29
            votes
        
        
            3
            answers
        
        
            12k
            views
        
    How can I use BeforeBuild and AfterBuild targets with Visual Studio 2017?
                After upgrading to a csproj to use Visual Studio 2017 and Microsoft.NET.Sdk, my "BeforeBuild" and "AfterBuild" targets are no longer running. My file looks like this:
<Project Sdk="Microsoft.NET....
            
        
       
    
            29
            votes
        
        
            3
            answers
        
        
            8k
            views
        
    Reusable PropertyGroup elements in a csproj file
                I have a series of properties I need to set in ~15 projects. Is there a way to put these properties in a single file and have all the project files reference the one file using some sort of import ...
            
        
       
    
            27
            votes
        
        
            5
            answers
        
        
            45k
            views
        
    MSBuild project file: Copy item to specific location in output directory
                In the process of cleaning up the folder/file structure on a project I inherited, I'm running into a problem with organizing the required external libraries.  I want to keep them in their own .\dll\ ...
            
        
       
    
            26
            votes
        
        
            4
            answers
        
        
            6k
            views
        
    Can I use both wildcard and Link element inside the Compile element?
                In the .csrpoj file, If I have
<Compile Include="c:\path\File1.cs">
  <Link>Dir1\File1.cs</Link>
</Compile>
Then Visual Studio shows that file as a shortcut under Dir1 folder ...
            
        
       
    
            26
            votes
        
        
            6
            answers
        
        
            42k
            views
        
    Compiling a .vbproj or .csproj project file without Visual Studio
                Is there a way to compile a .vbproj or .csproj project file directly, just like Visual Studio does?
When you compile in Visual Studio, the "output" window shows the actual call to the compiler, which ...