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Hello there ,Now u r using interoperatibility method which is slower than managed code .why don't u use directly the ADO.NET method to write the data to ur excell sheet that is easier and better option .I do not have the code now coz i am far from my computer any how u can find it in MSDN...

Hello every one I have a question and i would like to share it with you all and that is if I have a datagrid which is bound to datatable Tblitems .The columns of Tblitems are ItmNo(Not Null) and ItmName if the user did not insert a value in ItmNo column in the datagrid and moved to 2nd row...

why do not u use ado.net for reading or writing to excel file it is much better and very simple

Hello Every One. Wishing u all a good day, My problem is as follows : I have to tables in dataset Ds1 as tblinvoice(InvNo,FCustNo,InvDate) and TblInvoiceDetails(FInvNo,Qty,Price) I have created a relationship between them as follows...

what is the licence key that you used,that one may be incorrect

Yes i have added that 3 MSM for crystal report as well but it did not work ,I need also the keycode or licence key for Crystal report version 9 to try that way also ,because in the MSM regwise2003.msm in the properties window i supplied the keycode for Crystal report 8.5 but it did not work...

problem in using crystal reports version 8.5 with vb.net -------------------------------------------------------------------------------- i have a registered version of crystal reports 8.5 but when i try to create a setup package then i get following messages 1-invalid keycode or 2-job...