Hi Ken,
What error message(s) do you get?
Check for logs in event viewer .
I'd suggest you follow these steps and check if it works.
Step 1:
Steps to install LEGO Mind Storms NXT:
a) Uninstall LEGO Mind Storms NXT software
b) Delete directory "Program Files\LEGO MINDSTORMS NXT" and its contents leftovers manually
c) Maybe search registry for LEGO MINDSTORMS NXT leftovers, too and delete them manually
d) Restart computer
e) Install LEGO Mind Storms NXT software again, then do a restart of computer
f) Install NXT Driver Update, then do a restart of computer
g) Install Dynamic Block Update, then do a restart of computer
h) LEGO Mind Storms NXT should work now
i) Install the other updates (Blocks)
Note: Log in as administrator while performing these steps.
Registry disclaimerImportant : This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
How to back up and restore the registry in Windows**http://support.microsoft.com/kb/322756/**
Step 2:
If that does not work, you can try installing the program in Windows Vista or Windows XP compatibility mode and check if it helps.
Make older programs run in this version of Windows**http://windows.microsoft.com/en-us/windows7/Make-older-programs-run-in-this-version-of-Windows**
If this doesn’t help, then you must contact the manufacturer for further assistance. Here’s the link:
http://mindstorms.lego.com/en-us/support/default.aspx
Azeez Nadeem - Microsoft Support
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