System.TypeInitializationException: The type initializer for 'NpgsqlTypes.NpgsqlTypesHelper' threw an exception. ---> System.TypeLoadException: Could not load type 'System.DateTimeOffset' from assembly 'mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
解决办法:需打上Microsoft .NET Framework 2.0 Service Pack 1 (x86)补丁,下载地址:
http://www.microsoft.com/downloads/zh-cn/details.aspx?familyid=79bc3b77-e02c-4ad3-aacf-a7633f706ba5
另外,可能还需要安装Windows Installer 3.1,下载地址:
http://www.microsoft.com/downloads/zh-cn/details.aspx?FamilyID=889482fc-5f56-4a38-b838-de776fd4138c
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