Possibly a stupid question, but is the SQL Server Service running AND can you connect to that instance?
And is it configured to allow connections via TCP/IP?

My personal preference for a presentation (after using my projector to display past PASS presentations) has been the white background with dark text.
At work I prefer the white background...

I think it depends on what you are hoping to capture.  
For just watching how busy a server is, the Logins/sec and logouts/sec could be intereesting.  As could Active...

Heh.  Glad you figured it out.

Was your solution similar (or identical) to mine?

Do you have end users building their own reports?  If not, they will only have access to what you give them access to inside the report.
If you do have...

Just set your data source to use "As the user viewing the report" instead of a hard coded name.  There is other setup steps you need to do to avoid...

First, that is not much memory for a production SQL Server.  I believe (but could be wrong) that it is recommended to have 4 GB dedicated to the OS, and...

First, posting the screenshot is nice, but posting that text is also helpful.  For others who want to see and play with the text:
@[User::File_Path] + (REPLACE(@[User::File_Name],"YYYYMMDD",REPLACE((DT_WSTR, 10) (DT_DBDATE)GETDATE(),"-","")))