Lite Software & Install update - errors

[nicu.nvn]

step by step
1 - open Linux Lite Control Center
2 - Software
3 - Lite Software - error : Updating sources has failed. Refer to /var/log/lite-software.log for more information.
4 - Install Updates - error : couldn't fetch the package cache information lists.
5 - Edit Software Sources / Software & updates / Other Software
6 - search for : http://dl.google.com/linux/chrome/deb/ stable main
7 - uncheck it
8 - close and the following message is - The information about available software is out-of-date
9 - reload
10 - search for Lite Software or Install Update