Question

嗨我在安装entityframeworkwithheirarchyId时遇到问题我该如何修复它。我安装并重新安装了几次，但它不起作用。

       Exception calling "LoadFrom" with "1" argument(s): "Could not load file or assembly                                   `EntityFramework.PowerShell.Utility, 
       Version=6.0.0.0, Culture=neutral, PublicKeyToken=6847f3395fc61b47' or one of its           dependencies. Strong name validation fai
led. (Exception from HRESULT: 0x8013141A)"
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:669 char:62
+     $utilityAssembly = [System.Reflection.Assembly]::LoadFrom <<<< ((Join-Path $ToolsPath EntityFramework.PowerShell.Ut
ility.dll))
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

You cannot call a method on a null-valued expression.
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:670 char:50
+     $dispatcher = $utilityAssembly.CreateInstance <<<< (
    + CategoryInfo          : InvalidOperation: (CreateInstance:String) [], RuntimeException
    + FullyQualifiedErrorId : InvokeMethodOnNull

Exception calling "CreateInstanceFrom" with "8" argument(s): "Could not load file or assembly 'EntityFramework.PowerShell
, Version=6.0.0.0, Culture=neutral, PublicKeyToken=6847f3395fc61b47' or one of its dependencies. Strong name signature co
uld not be verified.  The assembly may have been tampered with, or it was delay signed but not fully signed with the corr
ect private key. (Exception from HRESULT: 0x80131045)"
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:698 char:31
+     $domain.CreateInstanceFrom <<<< (
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

Exception calling "LoadFrom" with "1" argument(s): "Could not load file or assembly 'EntityFramework.PowerShell.Utility, 
Version=6.0.0.0, Culture=neutral, PublicKeyToken=6847f3395fc61b47' or one of its dependencies. Strong name validation fai
led. (Exception from HRESULT: 0x8013141A)"
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:669 char:62
+     $utilityAssembly = [System.Reflection.Assembly]::LoadFrom <<<< ((Join-Path $ToolsPath EntityFramework.PowerShell.Ut
ility.dll))
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

You cannot call a method on a null-valued expression.
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:670 char:50
+     $dispatcher = $utilityAssembly.CreateInstance <<<< (
    + CategoryInfo          : InvalidOperation: (CreateInstance:String) [], RuntimeException
    + FullyQualifiedErrorId : InvokeMethodOnNull

Exception calling "CreateInstanceFrom" with "8" argument(s): "Could not load file or assembly 'EntityFramework.PowerShell
, Version=6.0.0.0, Culture=neutral, PublicKeyToken=6847f3395fc61b47' or one of its dependencies. Strong name signature co
uld not be verified.  The assembly may have been tampered with, or it was delay signed but not fully signed with the corr
ect private key. (Exception from HRESULT: 0x80131045)"
At D:\ 2012\Projects\ClassLibrary1\packages\EntityFrameworkWithHierarchyId.6.0.2\tools\EntityFramework.psm1:698 char:31
+     $domain.CreateInstanceFrom <<<< (
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

我该怎么做才能解决这个问题？我希望有一个heirarchical数据，所以配置这个问题请帮助我。

Answer 1

此包显示其未签名，因此尝试使用另一个包但其不稳定版本。 https://www.nuget.org/packages/EntityFrameworkWithHierarchyId/6.1.0-pre1

安装EntityframeworkwithheirarchyId6.0.2时出错

1 个答案: