I have write an application that read some information from autocad and any time write a new Access database using DAO object in VB6. Now I want translate all my job in VB.NeT but don't find the way to create a new database Access Using ADO.NET object. I want tha all my application use only :net Tecnology because i want use the XCopy distribution. I have see that with VB6 My in-process application is very fast but with Interop is very Slow. Someone Know ,in VB.Net,what i can use top make a preview (the old is DWBThumbnail.ocx)? MAny thank's GPaolo