diff --git a/.github/workflows/dotnet-desktop.yml b/.github/workflows/dotnet-desktop.yml
index 18ae95b..a0adf91 100644
--- a/.github/workflows/dotnet-desktop.yml
+++ b/.github/workflows/dotnet-desktop.yml
@@ -55,30 +55,55 @@ jobs:
     steps:
     - name: Checkout code
       uses: actions/checkout@v4
-      
+        
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
         dotnet-version: ${{ env.DOTNET_VERSION }}
         
-    - name: Setup MSBuild for .NET Framework
+    - name: Setup MSBuild
       uses: microsoft/setup-msbuild@v1.1
+
+    - name: Download NuGet.exe
+      run: |
+        Invoke-WebRequest -Uri "https://dist.nuget.org/win-x86-commandline/v6.6.1/nuget.exe" -OutFile "nuget.exe"
       
     - name: Restore NuGet packages
       run: |
-        nuget restore ${{ env.SOLUTION_FILE }}
+        .\nuget restore ${{ env.SOLUTION_FILE }} -Verbosity detailed -PackagesDirectory packages
+
+    - name: Diagnostic - Check project structure
+      run: |
+        # 检查项目文件
+        Get-ChildItem -Recurse -Filter *.csproj | ForEach-Object { 
+          Write-Host "Project: $($_.Name)"
+          Get-Content $_.FullName | Select-String "PackageReference|Reference"
+        }
+        
+    - name: Diagnostic - Check NuGet packages
+      run: |
+        # 检查包恢复情况
+        if (Test-Path "packages") {
+          Get-ChildItem -Recurse packages | ForEach-Object { Write-Host "Package: $($_.FullName)" }
+        }
         
     - name: Build .NET Framework 4.0 project
       run: |
-        msbuild Revit.Async.NET40/Revit.Async.NET40.csproj /p:Configuration=Release /p:Platform="x64" /p:TargetFrameworkVersion=v4.0
+        $solutionFile = "${{ env.SOLUTION_FILE }}"
+        $solutionDir = [System.IO.Path]::GetDirectoryName((Get-Item $solutionFile).FullName)
+        msbuild Revit.Async.NET40/Revit.Async.NET40.csproj /p:Configuration=Release /p:Platform="x64" /p:TargetFrameworkVersion=v4.0 /p:SolutionDir="$solutionDir\"
         
     - name: Build .NET Framework 4.5 project  
       run: |
-        msbuild Revit.Async/Revit.Async.csproj /p:Configuration=Release /p:Platform="x64" /p:TargetFrameworkVersion=v4.5
+        $solutionFile = "${{ env.SOLUTION_FILE }}"
+        $solutionDir = [System.IO.Path]::GetDirectoryName((Get-Item $solutionFile).FullName)
+        msbuild Revit.Async/Revit.Async.csproj /p:Configuration=Release /p:Platform="x64" /p:TargetFrameworkVersion=v4.5 /p:SolutionDir="$solutionDir\"
         
     - name: Build .NET Standard 2.1 project
       run: |
-        dotnet build Revit.Async.NET.Standard/Revit.Async.NET.Standard.csproj --configuration Release --framework netstandard2.1
+        $solutionFile = "${{ env.SOLUTION_FILE }}"
+        $solutionDir = [System.IO.Path]::GetDirectoryName((Get-Item $solutionFile).FullName)
+        dotnet build Revit.Async.NET.Standard/Revit.Async.NET.Standard.csproj --configuration Release --framework netstandard2.1 /p:SolutionDir="$solutionDir\"
         
     - name: Upload build artifacts
       uses: actions/upload-artifact@v4
diff --git a/Revit.Async.NET40/Revit.Async.NET40.csproj b/Revit.Async.NET40/Revit.Async.NET40.csproj
index f1d987a..46b33f6 100644
--- a/Revit.Async.NET40/Revit.Async.NET40.csproj
+++ b/Revit.Async.NET40/Revit.Async.NET40.csproj
@@ -114,6 +114,8 @@
       <Private>False</Private>
     </Reference>
     <Reference Include="WindowsBase" />
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies.net40" Version="1.0.3" PrivateAssets="All" />
+    <PackageReference Include="Revit2014x64-SDK" Version="1.1.0" PrivateAssets="All" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
diff --git a/Revit.Async.NET40/packages.config b/Revit.Async.NET40/packages.config
index 89863bc..cc85147 100644
--- a/Revit.Async.NET40/packages.config
+++ b/Revit.Async.NET40/packages.config
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
+  <package id="Microsoft.NETFramework.ReferenceAssemblies.net40" version="1.0.3" developmentDependency="true" />
   <package id="Revit2014x64-SDK" version="1.1.0" targetFramework="net40" />
 </packages>
\ No newline at end of file
diff --git a/Revit.Async/Revit.Async.csproj b/Revit.Async/Revit.Async.csproj
index 1fa9bdc..b4027af 100644
--- a/Revit.Async/Revit.Async.csproj
+++ b/Revit.Async/Revit.Async.csproj
@@ -109,6 +109,8 @@
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="WindowsBase" />
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies.net45" Version="1.0.3" PrivateAssets="All" />
+    <PackageReference Include="Revit-2016x64.Base" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
diff --git a/Revit.Async/packages.config b/Revit.Async/packages.config
index 32f5cca..68b3835 100644
--- a/Revit.Async/packages.config
+++ b/Revit.Async/packages.config
@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
+  <package id="Microsoft.NETFramework.ReferenceAssemblies.net45" version="1.0.3" developmentDependency="true" />
   <package id="Revit-2016x64.Base" version="1.0.0" targetFramework="net45" />
 </packages>
\ No newline at end of file