Hi Assaf,
Thanks for choosing Syncfusion products.
The query posted in this forum is similar to this incident #78560. Regarding this query we have posted solution in the incident #78560. Please follow this incident for further clarification.
For Your Reference, please find the sample in the below location,
Sample:<
http://www.syncfusion.com/uploads/redirect.aspx?&team=support&file=GDC_Excel_OleDbConnection369360711.zip >
Please let us know if you have any queries.
Thanks,
Rajasekar