creating a dll ..FINALLY RESOLVED!!

[sonvel]

hi i am developing a 3 ntier webform .. i have managed to create one of my class.vb as a dll. now i am trying to create a dll which has the previous dll in it put i keep on getting an error that the file of the previous dll can not be found.

my imports of my businesslogic class are as follows(this is the class that is giving me errors to create a dll)

Imports System
Imports Study.DataLayer1 'study is the name of my project and datalayer1 is the namespace of my previous dll
Imports System.Data
Imports System.Data.OleDb
Imports System.Reflection

in the vs.net command prompt i write as follows- well actually i tried so so many.. me really tired of this... can someone please please help

vbc /t:library c:\inetpub\wwwroot\study\businessobjects\businesslogic.vb /out:c:\inetpub\wwwroot\study\bin\businesslogic.dll /r:system.dll,system.data.dll,system.xml.dll  c:\inetpub\wwwroot\study\bin\dataobj1.dll

i get the error DataLayer1 is not defined...