Error : Conversion from type 'DBNull' to type 'Boolean' is not valid

Posted By Neil Fri 30 Sep 2011
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Error : Conversion from type 'DBNull' to type 'Boolean' is not valid

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Neil
 Posted Fri 30 Sep 2011
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Hi, we seem to be getting the following error frequently. Any ideas?

-----------------------------------------------------------------------------
>>     URL:http://www.mtmc.co.uk/Product.aspx?ProductID=58108&CategoryID=12732401&strParent=73,12732400&L=1
>>     Page:
-----------------------------------------------------------------------------
>>     30/09/2011 15:42:01
>>     180.76.5.165
>>     DESCRIPTION:
System.InvalidCastException: Conversion from type 'DBNull' to type 'Boolean' is not valid.
   at Microsoft.VisualBasic.CompilerServices.Conversions.ToBoolean(Object Value)
   at BasketBLL.GetCouponDiscount(String strCouponCode, String& strCouponError, String& strCouponType, Double& numCouponValue)
   at BasketBLL.CalculateCoupon(String strCouponCode, String& strCouponError, Boolean blnZeroTotalTaxRate)
   at Templates_BasketView.LoadBasket()
   at Templates_BasketView.Page_Load(Object sender, EventArgs e)
   at System.Web.UI.Control.OnLoad(EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

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Fri 30 Sep 2011 by Neil


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