[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 583: sizeof(): Parameter must be an array or an object that implements Countable [phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 639: sizeof(): Parameter must be an array or an object that implements Countable Gephi forumsPlease post new questions on facebook group too (https://www.facebook.com/groups/gephi)2018-04-09T19:44:31+01:00https://forum-gephi.org/app.php/feed/topic/64982018-04-09T19:44:31+01:002018-04-09T19:44:31+01:00https://forum-gephi.org/viewtopic.php?t=6498&p=15146#p15146<![CDATA["Appearance" tab not opening]]> Thank you!