Solution: Windows cannot access the specified device, path, or file. You may not have the appropriate permissions to access the item.

In Windows 2003 SP1, this may be annoying sometimes if you don’t know what’s really happening. 

Problem: I have started building a Windows 2003 server (SP1) in the lab. I already have downloaded few Microsoft Exchange Patch files from Internet on our file share. I copied one of those Exchange 2003 patch setup file to my new server and try to run. Boom…I got an popup saying,

Solution: It turn out to be Microsoft is blocking files copied from other computers. That’s not the popup saying to us :-0 !!!!. Open the properties of the copied file (right click –> Properties). I found this,

The picture speaks itself. I don’t have to explain it.