我安装了Visual Studio 2012，并在以后安装了Update2。在安装Update 2之后，加载任何项目时，都会出现以下错误：
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Microsoft Visual Studio
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'ProviderPackage'软件包未正确加载。该问题可能是由于配置更改或安装其他扩展程序引起的。您可以通过检查文件'C：\ Users \ username \ AppData \ Roaming \ Microsoft \ VisualStudio \ 11.0 \ ActivityLog.xml'获得更多信息。
继续显示此错误消息？
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是否
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找到之后ActivityLog.xml，我看到了以下错误集：
<entry>
<record>300</record>
<time>2013/04/23 18:32:54.002</time>
<type>Information</type>
<source>VisualStudio</source>
<description>Begin package load [ProviderPackage]</description>
<guid>{5F2E5E42-4192-4D79-A0D8-1D881E808829}</guid>
</entry>
<entry>
<record>301</record>
<time>2013/04/23 18:32:54.012</time>
<type>Error</type>
<source>VisualStudio</source>
<description>SetSite failed for package [ProviderPackage]</description>
<guid>{5F2E5E42-4192-4D79-A0D8-1D881E808829}</guid>
<hr>80131522</hr>
<errorinfo>Method 'GetHostedIntellisenseTypes' in type 'Microsoft.VisualStudio.Progression.DTEWrapperCached' from assembly 'Microsoft.VisualStudio.GraphProviderPackage, Version=11.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' does not have an implementation.</errorinfo>
</entry>
<entry>
<record>302</record>
<time>2013/04/23 18:32:54.012</time>
<type>Error</type>
<source>VisualStudio</source>
<description>End package load [ProviderPackage]</description>
<guid>{5F2E5E42-4192-4D79-A0D8-1D881E808829}</guid>
<hr>80131522</hr>
<errorinfo>Method 'GetHostedIntellisenseTypes' in type 'Microsoft.VisualStudio.Progression.DTEWrapperCached' from assembly 'Microsoft.VisualStudio.GraphProviderPackage, Version=11.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' does not have an implementation.</errorinfo>
Google搜索未显示与我的问题完全匹配的内容。我尝试搜索安装ISO上的软件包，但找不到需要修复的软件包...
F:\packages>dir /s *provider*
Volume in drive F is VS2012_ULT_MSDN_ENU
Volume Serial Number is 4A21-C8BD
Directory of F:\packages\SSDT
07/26/2012 11:30 AM 780,288 DbSqlPackageProvider.msi
1 File(s) 780,288 bytes
Total Files Listed:
1 File(s) 780,288 bytes
0 Dir(s) 0 bytes free
还有其他想法吗？
