14:10:27 :  :     Page Name: ResultPNB.aspx  MethodName:  Page_Load - Request.QueryString  Error Message: 
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14:10:27 :  :     Page Name: AllDPResponse.cs  MethodName:  ProcessDPResponse   Error Message: System.NullReferenceException: Object reference not set to an instance of an object.
   at clsDPResponse.FormResponse(NameValueCollection colpResponse, String strpGroupCode, String strpBankId)
   at AllDPResponse.ProcessDPResponse(String strBankId, NameValueCollection colpResponse, clsDPSendRequest objDPRequest)
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