Server Error in '/' Application.

Input string was not in a correct format.

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: System.FormatException: Input string was not in a correct format.

Source Error:

The source code that generated this unhandled exception can only be shown when compiled in debug mode. To enable this, please follow one of the below steps, then request the URL:

1. Add a "Debug=true" directive at the top of the file that generated the error. Example:

  <%@ Page Language="C#" Debug="true" %>

or:

2) Add the following section to the configuration file of your application:

<configuration>
   <system.web>
       <compilation debug="true"/>
   </system.web>
</configuration>

Note that this second technique will cause all files within a given application to be compiled in debug mode. The first technique will cause only that particular file to be compiled in debug mode.

Important: Running applications in debug mode does incur a memory/performance overhead. You should make sure that an application has debugging disabled before deploying into production scenario.

Stack Trace:


[FormatException: Input string was not in a correct format.]
   System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +14542542
   System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +174
   System.String.System.IConvertible.ToInt32(IFormatProvider provider) +58
   System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider) +565
   Telerik.OpenAccess.Query.LinqExecutor.VisitUnary(UnaryExpression unaryExpression, Object ctx) +1745
   Telerik.OpenAccess.Query.LinqExecutor.GetValues(String[] name, Object[] groupResolutionParamValues, ExpressionCompiler compiler) +436
   Telerik.OpenAccess.Query.ExpressionCompiler.PerformDatabaseQueryImpl(Type resultType, Int32 elementAt, Object[] groupResolutionParamValues, Boolean single, Boolean checkOid) +1966
   Telerik.OpenAccess.Query.ExpressionCompiler.PerformDatabaseQuery(Type type, Int32 elementAt, Object[] groupResolutionParamValues, Boolean single, Boolean checkOid) +50

[InvalidOperationException: An exception occurred during the execution of 'Extent<Telerik.Sitefinity.Blogs.Model.BlogPost>().Where(b => (b.ApplicationName == value(Telerik.Sitefinity.Modules.Blogs.Data.OpenAccessBlogProvider+<>c__DisplayClass8_0).appName)).Where(b => ((((Convert(Convert(b.Status)) == 2) AndAlso b.Visible) AndAlso (b.PublicationDate.Year == Convert(value(ASP.custom_blogarchive_ascx).Session.get_Item("archiveYear")))) AndAlso (b.PublicationDate.Month == Convert(value(ASP.custom_blogarchive_ascx).Session.get_Item("archiveMonth"))))).OrderBy(o => o.PublicationDate)'. Failure: Input string was not in a correct format.
See InnerException for more details.
Complete Expression:
.Call System.Linq.Queryable.OrderBy(
    .Call System.Linq.Queryable.Where(
        .Call System.Linq.Queryable.Where(
            .Constant<Telerik.OpenAccess.Query.ExtentQueryImpl`1[Telerik.Sitefinity.Blogs.Model.BlogPost]>(Extent<Telerik.Sitefinity.Blogs.Model.BlogPost>()),
            '(.Lambda #Lambda1<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.Boolean]>)),
        '(.Lambda #Lambda2<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.Boolean]>)),
    '(.Lambda #Lambda3<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.DateTime]>))

.Lambda #Lambda1<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.Boolean]>(Telerik.Sitefinity.Blogs.Model.BlogPost $b)
{
    $b.ApplicationName == .Constant<Telerik.Sitefinity.Modules.Blogs.Data.OpenAccessBlogProvider+<>c__DisplayClass8_0>(Telerik.Sitefinity.Modules.Blogs.Data.OpenAccessBlogProvider+<>c__DisplayClass8_0).appName
}

.Lambda #Lambda2<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.Boolean]>(Telerik.Sitefinity.Blogs.Model.BlogPost $b)
{
    (System.Int32)((System.Int32)$b.Status) == 2 && $b.Visible && ($b.PublicationDate).Year == (System.Int32).Call (.Constant<Custom_blogArchive>(ASP.custom_blogarchive_ascx).Session).get_Item("archiveYear")
    && ($b.PublicationDate).Month == (System.Int32).Call (.Constant<Custom_blogArchive>(ASP.custom_blogarchive_ascx).Session).get_Item("archiveMonth")
}

.Lambda #Lambda3<System.Func`2[Telerik.Sitefinity.Blogs.Model.BlogPost,System.DateTime]>(Telerik.Sitefinity.Blogs.Model.BlogPost $o)
{
    $o.PublicationDate
}
]
   Telerik.OpenAccess.Query.ExpressionCompiler.PerformDatabaseQuery(Type type, Int32 elementAt, Object[] groupResolutionParamValues, Boolean single, Boolean checkOid) +593
   Telerik.OpenAccess.Query.ExpressionExecution.PerformDatabaseQueryMulti(Expression expr, ExecutionSettings settings, Object[] grpVals, Boolean checkOid, QueryOptions options) +145
   Telerik.OpenAccess.Query.Piece`1.ExecuteMultiple() +282
   Telerik.Sitefinity.Data.Linq.LinqQuery`2.GetEnumerator() +122
   System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +430
   System.Linq.Enumerable.ToList(IEnumerable`1 source) +73
   Custom_blogArchive.showPosts() +1788
   Custom_blogArchive.Page_Load(Object sender, EventArgs e) +672
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0