ACC: "User-defined Type Not Defined" Error Message

MORE INFORMATION

One of the most common object libraries that may cause the error described in the "Symptoms" section if it is not referenced is the Microsoft DAO Object Library. If the reference is missing, you may receive this error on many common DAO commands such as:

If you receive this error on a common DAO object, you need to add the appropriate reference for your version of Microsoft Access:

NOTE: If you are using the older versions of DAO objects, methods, and properties in your application, you must establish a reference to the Microsoft DAO 2.5/3.x compatibility library instead.

Steps to Reproduce Behavior

1. Create a module and type the following procedure:
   

         Function Test()
            Dim db as Database
         End Function
   						

2. On the Tools menu, click to clear the Microsoft DAO Object Library.
3. To test this function, type the following line in the Debug window, and then press ENTER.
   
   ?Test()
   
   Note that you receive the error message mentioned in the "Symptoms" section.