Which is the best way to create a custom error page in SharePoint ?
Original Title: <nativehr>0x81020089</nativehr> in ItemUpdating (i.e. Synchronous) Event Receiver Edited Question: In the past when you created an item-based, synchronous event ...
I am stuck and need someone who knows sharepoint indepth! EDIT This is not, not for other errors like 404, 403 ect, this error is somthing else! it only shows when you have a blocked file type in ...