1.
Tip: Purge the Downloads Queue! (click on blue link)
2. Try deleting your LW Preferences folder whilst LW is
closed; instructions here:
Point #2 & 3 in Fixes for Limewire (sample image included at bottom of page.)
ie: chances are she has far too many incomplete files. Many of which might be fakes which make LW work overtime. Get rid of the incompletes & hopefully things will be back to normal.
If still problems after that, get her to reduce amount of shared files if more than 1,000