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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_jljapriet9u02tvc46f7973pil, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
static class SynchronizedSet<E>
      extends SynchronizedCollection<E>
      implements Set<E> {
    SynchronizedSet(Set<E> s) {
        super(s);
    }
    SynchronizedSet(Set<E> s, Object mutex) {
        super(s, mutex);
    }

    public boolean equals(Object o) {
        if (this == o)
            return true;
        synchronized (mutex) {return c.equals(o);}
    }
    public int hashCode() {
        synchronized (mutex) {return c.hashCode();}
    }
}