Fix #4866

src/client/app/common/views/components/games/reversi/reversi.game.vue

@@ -200,6 +200,7 @@ export default Vue.extend({
 		// 通信を取りこぼしてもいいように定期的にポーリングさせる
 		if (this.game.isStarted && !this.game.isEnded) {
 			this.pollingClock = setInterval(() => {
+				if (this.game.isEnded) return;
 				const crc32 = CRC32.str(this.logs.map(x => x.pos.toString()).join(''));
 				this.connection.send('check', {
 					crc32: crc32

src/server/api/stream/channels/games/reversi-game.ts

@@ -302,13 +302,13 @@ export default class extends Channel {
 	}
 
 	@autobind
-	private async check(crc32: string) {
+	private async check(crc32: string | number) {
 		const game = await ReversiGames.findOne(this.gameId!);
 		if (game == null) throw new Error('game not found');
 
 		if (!game.isStarted) return;
 
-		if (crc32 !== game.crc32) {
+		if (crc32.toString() !== game.crc32) {
 			this.send('rescue', await ReversiGames.pack(game, this.user));
 		}
 	}