Warning: session_start(): open(/var/lib/php/sessions/sess_o3a15ntil2rd55js655i1gl2ed, O_RDWR) failed: No space left on device (28) in /var/www/tb-usercake/models/config.php on line 51

Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
static Pair multiSetTopPair(MultiSet ms) { if (empty(ms)) null; A a = ms.getMostPopularEntry(); ret pair(a, ms.get(a)); }