check one of this bellow 1. Internet conection problems 2. re-install msn 3. wrong login or username 4. problems with MSN

You need to take that up with MSN themselves. https://support.microsoft.com/oas/default.aspx?gprid=assistance&st=1&wfxredirect=1&sd=gn

you have to explain what your problem is....

just through the website you give me to contact them ?yes ,too terible ! new computer ,and good configuration,cant log MSN ?

MSN always gives problems like this. It is very erratic! Just contact them.