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Hello folks
I have recently been studying a book called "sams teach yourself asp.net 2.0 in24 hours by scott mitchell. I have reached page 614 but when i tried to run an asp page called Photoadmin/default.aspx i got the following message and info.
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:
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:
[FormatException: Input string was not in a correct format.]
System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +2752899
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +102
System.String.System.IConvertible.ToInt32(IFormatP rovider provider) +43
System.Convert.ChangeType(Object value, TypeCode typeCode, IFormatProvider provider) +293
System.Web.UI.WebControls.Parameter.GetValue(Objec t value, String defaultValue, TypeCode type, Boolean convertEmptyStringToNull, Boolean ignoreNullableTypeChanges) +248
System.Web.UI.WebControls.SqlDataSourceView.AddPar ameters(DbCommand command, ParameterCollection reference, IDictionary parameters, IDictionary exclusionList, String oldValuesParameterFormatString) +547
System.Web.UI.WebControls.SqlDataSourceView.Execut eInsert(IDictionary values) +304
System.Web.UI.DataSourceView.Insert(IDictionary values, DataSourceViewOperationCallback callback) +68
System.Web.UI.WebControls.DetailsView.HandleInsert (String commandArg, Boolean causesValidation) +394
System.Web.UI.WebControls.DetailsView.HandleEvent( EventArgs e, Boolean causesValidation, String validationGroup) +609
System.Web.UI.WebControls.DetailsView.OnBubbleEven t(Object source, EventArgs e) +88
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) +35
System.Web.UI.WebControls.DetailsViewRow.OnBubbleE vent(Object source, EventArgs e) +109
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) +35
System.Web.UI.WebControls.LinkButton.OnCommand(Com mandEventArgs e) +85
System.Web.UI.WebControls.LinkButton.RaisePostBack Event(String eventArgument) +153
System.Web.UI.WebControls.LinkButton.System.Web.UI .IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +7
System.Web.UI.Page.RaisePostBackEvent(IPostBackEve ntHandler sourceControl, String eventArgument) +11
System.Web.UI.Page.RaisePostBackEvent(NameValueCol lection postData) +170
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4921
I have also included the event handlers for the above problem:
Version Information: Microsoft .NET Framework Version:2.0.50727.42; ASP.NET Version:2.0.50727.42
Partial Class PhotoAdmin_Default
Inherits System.Web.UI.Page
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
UserIdValue.Text = Membership.GetUser().ProviderUserKey.ToString()
End Sub
Protected Sub dvPictureInsert_ItemInserting(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.DetailsViewInsertEventAr gs) Handles dvPictureInsert.ItemInserting
e.Values("UserId") = Membership.GetUser().ProviderUserKey
e.Values("UploadedOn") = DateTime.Now
End Sub
End Class
thanx for your help
john
