Time: 8/28/2024 9:03:20 AM Execption :ID:109.169.33.163 gtIPInfo()--> Reader --> : Microsoft.CSharp.RuntimeBinder.RuntimeBinderException: Cannot perform runtime binding on a null reference at CallSite.Target(Closure , CallSite , Object ) at System.Dynamic.UpdateDelegates.UpdateAndExecute1[T0,TRet](CallSite site, T0 arg0) at CallSite.Target(Closure , CallSite , Object ) at wcfProductPrice.ProductPrice.gtIPInfo() in E:\Rahul Sir Handover\wcfProductPrice\ProductPrice.svc.cs:line 190 Time: 8/28/2024 1:30:37 PM Execption :ID:182.136.208.45 gtIPInfo(): System.IO.IOException: The process cannot access the file 'C:\inetpub\wwwroot\ProductPriceSrv-new_2\Logs\New_2024-08-28.txt' because it is being used by another process. at wcfProductPrice.Logger.WriteToFileNew(String msg) in E:\Rahul Sir Handover\wcfProductPrice\ProductPrice.svc.cs:line 478 at wcfProductPrice.ProductPrice.gtIPInfo() in E:\Rahul Sir Handover\wcfProductPrice\ProductPrice.svc.cs:line 175