1 Please read http://tt-rss.org/trac/wiki/InstallationNotes

     2 

     3 With the update to 1.7.0 the 'magpie' RSS parser has been removed.

     4 That means TT-RSS will use the 'simplepie' parser. If you have been 

     5 using 'magpie' so far, the switch might cause lots of duplicate

     6 articles - it's a one-time thing for each instance.