As you know, Joomla is one of the most powerful CMSContent Management System) open source currently available. I'm not exaggerating if I say that there are hundreds of thousands of sites based on the Joomla platform (maybe millions). Considered one of the most stable publishing systems, approved by many webmasters, it seems that Joomla has some problems. I've been waiting for more than 15 minutes for the official Joomla site (Joomla.org) to recover from its drunkenness.
jtablesession :: Store Failed
DB function failed with error number 1062
Duplicate entry '1-' for key 2 SQL = INSERT INTO `jos_session` (` session_id`, `time`,` username`, `gid`,` guest`, `client_id`) VALUES…
It's good though I can see them Page Rank: 9. Yep.
Joomla in wikipedia.com