Thanks for the info...
OK...you say you have 4.9.23 Pro, could you save that installer to My Documents...
Go to Start > All Programs > Limewire and right click on it and select Send To > My Documents...
Then go to my documents and right click on it and select Rename...
Rename it limewire pro installer 4.9.23...
OK now that 4.9.23 is safe and sound and saved, I want you to Click on the badge in my sig and download the latest limewire basic, set it up and tell me what happens with your connection...