Exception Details: System.InvalidCastException: Specified cast is not valid. >> >>Source Error: >> >> >>Line 11323: get { >>Line 11324: try { >>Line 11325: return ((decimal)(this[this.tablePNRs.ChargeColumn])); >>Line 11326: } >>Line 11327: catch (global::System.InvalidCastException e) { >> >>Source File: D:\Development\VS2010\RESREPRICER_asp4\RESREPRICERDataSet.Designer.cs Line: 11325 >> >>Stack Trace: >> >> >>[InvalidCastException: Specified cast is not valid.] >> RESREPRICER.Web.PNRsRow.get_Charge() in D:\Development\VS2010\RESREPRICER_asp4\RESREPRICERDataSet.Designer.cs:11325 >> >>[StrongTypingException: The value for column 'Charge' in table 'PNRs' is DBNull.] >> RESREPRICER.Web.PNRsRow.get_Charge() in D:\Development\VS2010\RESREPRICER_asp4\RESREPRICERDataSet.Designer.cs:11328 >> RESREPRICER.Web.PrepareInvoicesEdit.butCreate_Click(Object sender, EventArgs e) in D:\Development\VS2010\RESREPRICER_asp4\PrepareInvoicesEdit.aspx.cs:217 >> System.Web.UI.WebControls.Button.OnClick(EventArgs e) +9628614 >> System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +103 >> System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +10 >> System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +13 >> System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +35 >> System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1724>>