diff --git a/src/main/java/store/itpick/backend/controller/TestController.java b/src/main/java/store/itpick/backend/controller/TestController.java
index 8b4f47f..70e65e6 100644
--- a/src/main/java/store/itpick/backend/controller/TestController.java
+++ b/src/main/java/store/itpick/backend/controller/TestController.java
@@ -6,6 +6,8 @@
 import org.springframework.web.bind.annotation.RestController;
 import store.itpick.backend.model.rank.CommunityType;
 import store.itpick.backend.model.rank.PeriodType;
+import store.itpick.backend.service.AlarmService;
+import store.itpick.backend.service.DebateService;
 import store.itpick.backend.util.Redis;
 
 import java.util.*;
@@ -18,6 +20,12 @@ public class TestController {
     @Autowired
     private Redis redis;
 
+    @Autowired
+    private DebateService debateService;
+
+    @Autowired
+    private AlarmService alarmService;
+
     @GetMapping("/*.ico")
     void pathMatch() {
         System.out.println("favicon.ico.");
@@ -40,6 +48,11 @@ public void totalTest() {
         redis.saveTotalRanking(PeriodType.BY_WEEK);
     }
 
+    @GetMapping("/trend")
+    public void updateHotDebate(){
+        alarmService.createAlarmTrend(debateService.updateHotDebate());
+    }
+
     @GetMapping("/save-day-manually")
     public String saveDayManually() {
         List<String> dateList = new ArrayList<>(Arrays.asList("240805", "240806", "240807", "240808", "240809", "240810", "240811", "240812", "240813", "240814", "240815"));
diff --git a/src/main/java/store/itpick/backend/service/DebateService.java b/src/main/java/store/itpick/backend/service/DebateService.java
index 66ef6c6..d4da7a0 100644
--- a/src/main/java/store/itpick/backend/service/DebateService.java
+++ b/src/main/java/store/itpick/backend/service/DebateService.java
@@ -158,13 +158,15 @@ public GetDebateResponse getDebate(Long debateId, long userId) {
         boolean userVoted = false;
         String userVoteOptionText = null;
 
-        for (VoteOption voteOption : debate.getVote().getVoteOptions()) {
-            List<UserVoteChoice> userVoteChoices = userVoteChoiceRepository.findByVoteOptionAndUser(voteOption, user);
-            if (!userVoteChoices.isEmpty()) {
-                userVoted = true;
-                // 여러 선택지 중 첫 번째 선택된 옵션의 텍스트를 가져옴 (필요에 따라 조정 가능)
-                userVoteOptionText = userVoteChoices.get(0).getVoteOption().getOptionText();
-                break;
+        // 투표가 존재할 경우, 사용자의 투표 여부 확인
+        if (debate.getVote() != null) {
+            for (VoteOption voteOption : debate.getVote().getVoteOptions()) {
+                List<UserVoteChoice> userVoteChoices = userVoteChoiceRepository.findByVoteOptionAndUser(voteOption, user);
+                if (!userVoteChoices.isEmpty()) {
+                    userVoted = true;
+                    userVoteOptionText = userVoteChoices.get(0).getVoteOption().getOptionText();
+                    break;
+                }
             }
         }
 
@@ -197,7 +199,7 @@ public GetDebateResponse getDebate(Long debateId, long userId) {
         return GetDebateResponse.builder()
                 .debateId(debate.getDebateId())
                 .debateImgUrl(debate.getImageUrl())
-                .multipleChoice(debate.getVote().isMultipleChoice())
+                .multipleChoice(debate.getVote() != null && debate.getVote().isMultipleChoice()) // Vote가 있을 경우만 처리
                 .title(debate.getTitle())
                 .content(debate.getContent())
                 .hits(debate.getHits())