After installing from Web Platform Installer 3.0. 

I got the following error when I go to the content node after logging in:

Help/

at System.Data.SqlServerCe.SqlCeCommand.ExecuteReader(CommandBehavior behavior)

  at SqlCE4Umbraco.SqlCeApplicationBlock.ExecuteReader(String connectionString, CommandType commandType, String commandText, SqlCeParameter[] commandParameters) 

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: SqlCE4Umbraco.SqlCeProviderException: Error running Reader: 

SQL Statement:

select * from comment where spam != 1 order by created desc

Exception:

System.Data.SqlServerCe.SqlCeException (0x80004005): The specified table does not exist. [ comment ]

  at System.Data.SqlServerCe.SqlCeCommand.ProcessResults(Int32 hr)

  at System.Data.SqlServerCe.SqlCeCommand.CompileQueryPlan()

  at System.Data.SqlServerCe.SqlCeCommand.ExecuteCommand(CommandBehavior behavior, String method, ResultSetOptions options)

  at System.Data.SqlServerCe.SqlCeCommand.ExecuteReader(CommandBehavior behavior)

  at SqlCE4Umbraco.SqlCeApplicationBlock.ExecuteReader(String connectionString, CommandType commandType, String commandText, SqlCeParameter[] commandParameters)

Source Error: 

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.  

Stack Trace: 

[SqlCeProviderException: Error running Reader: 

SQL Statement:

select * from comment where spam != 1 order by created desc

Exception:

System.Data.SqlServerCe.SqlCeException (0x80004005): The specified table does not exist. [ comment ]

   at System.Data.SqlServerCe.SqlCeCommand.ProcessResults(Int32 hr)

   at System.Data.SqlServerCe.SqlCeCommand.CompileQueryPlan()

   at System.Data.SqlServerCe.SqlCeCommand.ExecuteCommand(CommandBehavior behavior, String method, ResultSetOptions options)

   at System.Data.SqlServerCe.SqlCeCommand.ExecuteReader(CommandBehavior behavior)

   at SqlCE4Umbraco.SqlCeApplicationBlock.ExecuteReader(String connectionString, CommandType commandType, String commandText, SqlCeParameter[] commandParameters)]

   SqlCE4Umbraco.SqlCeApplicationBlock.ExecuteReader(String connectionString, CommandType commandType, String commandText, SqlCeParameter[] commandParameters) +382

   SqlCE4Umbraco.SqlCEHelper.ExecuteReader(String commandText, SqlCeParameter[] parameters) +63

   umbraco.DataLayer.SqlHelper`1.ExecuteReader(String commandText, IParameter[] parameters) +87

[SqlHelperException: Umbraco Exception (DataLayer): SQL helper exception in ExecuteReader]

   umbraco.DataLayer.SqlHelper`1.ExecuteReader(String commandText, IParameter[] parameters) +142

   Runway.Blog.Dashboard.CommentModeration.BindData() +192

   Runway.Blog.Dashboard.CommentModeration.Page_Load(Object sender, EventArgs e) +100

   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14

   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35

   System.Web.UI.Control.OnLoad(EventArgs e) +91

   System.Web.UI.Control.LoadRecursive() +74

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Control.LoadRecursive() +146

   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207

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Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1