- If a serious injury occurs while the ball is in play, the referee stops the game immediately and the rally is replayed.
- External interference (e.g., a ball rolling onto the court) stops play and the rally is replayed.
- Prolonged interruptions: the set resumes with the same score, players and positions (on the same or another court). Completed sets keep their scores.
- If the total interruption exceeds 4 hours, the whole match is replayed.
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