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我想使用Nuget將ServiceStack（https://servicestack.net/）安裝到Visual Studio 2015 C＃Umbraco UCommerce Web解決方案中，並且出現以下錯誤。任何幫助理解或解決，這將不勝感激使用Nuget將ServiceStack安裝到Visual Studio 2015解決方案時出錯
感謝
特里·克蘭西
ClanceZ
Attempting to gather dependencies information for package 'ServiceStack.4.0.46' with respect to project 'TeraTastic03', targeting '.NETFramework,Version=v4.6'
Attempting to resolve dependencies for package 'ServiceStack.4.0.46' with DependencyBehavior 'Lowest'
Resolving actions to install package 'ServiceStack.4.0.46'
Resolved actions to install package 'ServiceStack.4.0.46'
Adding package 'ServiceStack.Interfaces.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Interfaces.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Interfaces.4.0.46' to 'packages.config'
Successfully installed 'ServiceStack.Interfaces 4.0.46' to TeraTastic03
Adding package 'ServiceStack.Text.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Text.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Text.4.0.46' to 'packages.config'
Successfully installed 'ServiceStack.Text 4.0.46' to TeraTastic03
Adding package 'ServiceStack.Client.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Client.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Client.4.0.46' to 'packages.config'
Successfully installed 'ServiceStack.Client 4.0.46' to TeraTastic03
Adding package 'ServiceStack.Common.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Common.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.Common.4.0.46' to 'packages.config'
Successfully installed 'ServiceStack.Common 4.0.46' to TeraTastic03
Adding package 'ServiceStack.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.4.0.46' to folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Added package 'ServiceStack.4.0.46' to 'packages.config'
Successfully installed 'ServiceStack 4.0.46' to TeraTastic03
Install failed. Rolling back...
Removed package 'ServiceStack 4.0.46' from 'packages.config'
Removed package 'ServiceStack.Common 4.0.46' from 'packages.config'
Removed package 'ServiceStack.Client 4.0.46' from 'packages.config'
Removed package 'ServiceStack.Text 4.0.46' from 'packages.config'
Removed package 'ServiceStack.Interfaces 4.0.46' from 'packages.config'
Removing package 'ServiceStack 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removed package 'ServiceStack 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removing package 'ServiceStack.Common 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removed package 'ServiceStack.Common 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removing package 'ServiceStack.Client 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removed package 'ServiceStack.Client 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removing package 'ServiceStack.Text 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removed package 'ServiceStack.Text 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removing package 'ServiceStack.Interfaces 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
Removed package 'ServiceStack.Interfaces 4.0.46' from folder 'C:\Clancy\A_TeraTastic\Dev\TeraTastic03\packages'
System.NullReferenceException: Object reference not set to an instance of an object.
at NuGet.PackageManagement.VisualStudio.AssemblyBinding.Parse(XContainer dependentAssembly)
at NuGet.PackageManagement.VisualStudio.BindingRedirectManager.<>c.<GetAssemblyBindings>b__18_0(XElement dependentAssemblyElement)
at System.Linq.Enumerable.WhereSelectEnumerableIterator`2.MoveNext()
at System.Linq.Lookup`2.Create[TSource](IEnumerable`1 source, Func`2 keySelector, Func`2 elementSelector, IEqualityComparer`1 comparer)
at NuGet.PackageManagement.VisualStudio.BindingRedirectManager.GetAssemblyBindings(XDocument document)
at NuGet.PackageManagement.VisualStudio.BindingRedirectManager.AddBindingRedirects(IEnumerable`1 bindingRedirects)
at NuGet.PackageManagement.VisualStudio.RuntimeHelpers.<AddBindingRedirectsAsync>d__3.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at NuGet.PackageManagement.VisualStudio.RuntimeHelpers.<AddBindingRedirectsAsync>d__2.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at NuGet.PackageManagement.VisualStudio.RuntimeHelpers.<AddBindingRedirectsAsync>d__0.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at NuGet.PackageManagement.VisualStudio.VSMSBuildNuGetProjectSystem.<<AddBindingRedirects>b__59_0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Microsoft.VisualStudio.Threading.JoinableTask.CompleteOnCurrentThread()
at NuGet.PackageManagement.VisualStudio.VSMSBuildNuGetProjectSystem.AddBindingRedirects()
at NuGet.ProjectManagement.MSBuildNuGetProject.PostProcessAsync(INuGetProjectContext nuGetProjectContext, CancellationToken token)
at NuGet.PackageManagement.NuGetPackageManager.<ExecuteNuGetProjectActionsAsync>d__42.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
at NuGet.PackageManagement.NuGetPackageManager.<ExecuteNuGetProjectActionsAsync>d__42.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at NuGet.PackageManagement.UI.UIActionEngine.<ExecuteActionsAsync>d__5.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at NuGet.PackageManagement.UI.UIActionEngine.<PerformActionAsync>d__3.MoveNext()
========== Finished ==========