Hi there
i use Vitual stadio 2008 and i made a database using add items and then i selected Service based database that its extension is .mdf . my database name is db.mdf. so now i want to make a report using Crystal report. i selected crystal report from add items then i choose the using the report wizard and then standard and click ok. and in standard report creation wizard i was expanding OLE DB (ADO)and in OLE DB (ADO) Box i choose Microsoft OLE DB Provider for sql server not in connection information box. i wrote .\sqlexpress and chose integrated security and in front of Database i wrote DB.mdf and when i click finish its message that
Logon Failed.
Details: Ado error code: 0x
source: Microsoft OLE DB Provider for sql server
Description: Can not open database "DB.mdf" requested by the login. The login failed.
sql state: 42000
Native error.
thank you

Edited by Hussein39 - 02 May 2011 at 7:47pm