[Cannot login Second Life. Did a clean install followed all the instructions and I cannot login.]

Cannot login SecondLife.  I did a clean install and the system is not responging it just hangs and connot loging.  Help

[How can I open the control panel of my LL home to change the windows?]

I get an error message when I want to open the control panel for my LL home.  I need to change the windows and the control panel will no open up for me