If anybody is recently having connection problems with LPE, I recommend you see
http://www.gnutellaforums.com/connec...onnecting.html 
Francais:
http://www.gnutellaforums.com/fran-a...t-windows.html
I also recently (5-6 days ago) had connection problems with LPE in different accounts on Mac OSX and Windows. LPE connects fine now after I replaced the connection file.