diff --git a/src/main/java/com/kamco/cd/kamcoback/inference/service/InferenceResultService.java b/src/main/java/com/kamco/cd/kamcoback/inference/service/InferenceResultService.java
index 7e21b5dc..770adb70 100644
--- a/src/main/java/com/kamco/cd/kamcoback/inference/service/InferenceResultService.java
+++ b/src/main/java/com/kamco/cd/kamcoback/inference/service/InferenceResultService.java
@@ -26,6 +26,7 @@ import com.kamco.cd.kamcoback.model.dto.ModelMngDto.Basic;
 import com.kamco.cd.kamcoback.postgres.core.InferenceResultCoreService;
 import com.kamco.cd.kamcoback.postgres.core.MapSheetMngCoreService;
 import com.kamco.cd.kamcoback.postgres.core.ModelMngCoreService;
+import jakarta.persistence.EntityNotFoundException;
 import jakarta.validation.constraints.NotNull;
 import java.time.ZonedDateTime;
 import java.util.ArrayList;
@@ -100,6 +101,10 @@ public class InferenceResultService {
       req.setMapSheetNum(this.createdMngDto(req, targetList));
     }
 
+    if (req.getMapSheetNum().isEmpty()) {
+      throw new EntityNotFoundException("분석 대상 정보가 부족합니다.");
+    }
+
     // 추론 테이블 저장
     UUID uuid = inferenceResultCoreService.saveInferenceInfo(req);
     this.startInference(req, uuid);
diff --git a/src/main/java/com/kamco/cd/kamcoback/postgres/core/InferenceResultCoreService.java b/src/main/java/com/kamco/cd/kamcoback/postgres/core/InferenceResultCoreService.java
index 4b017b63..7232e378 100644
--- a/src/main/java/com/kamco/cd/kamcoback/postgres/core/InferenceResultCoreService.java
+++ b/src/main/java/com/kamco/cd/kamcoback/postgres/core/InferenceResultCoreService.java
@@ -64,8 +64,12 @@ public class InferenceResultCoreService {
    * @param req
    */
   public UUID saveInferenceInfo(InferenceResultDto.RegReq req) {
+
     String mapSheetName =
-        req.getMapSheetNum().get(0).getMapSheetName() + " 외 " + req.getMapSheetNum().size() + "건";
+        req.getMapSheetNum().get(0).getMapSheetName()
+            + " 외 "
+            + (req.getMapSheetNum().size() - 1)
+            + "건";
 
     if (req.getMapSheetNum().size() == 1) {
       mapSheetName =
diff --git a/src/main/java/com/kamco/cd/kamcoback/scheduler/service/MapSheetInferenceJobService.java b/src/main/java/com/kamco/cd/kamcoback/scheduler/service/MapSheetInferenceJobService.java
index 56f4dfa9..c59e1703 100644
--- a/src/main/java/com/kamco/cd/kamcoback/scheduler/service/MapSheetInferenceJobService.java
+++ b/src/main/java/com/kamco/cd/kamcoback/scheduler/service/MapSheetInferenceJobService.java
@@ -102,7 +102,7 @@ public class MapSheetInferenceJobService {
           // 종료시간
           this.updateProcessingEndTimeByModel(batchSheet.getUuid(), ZonedDateTime.now(), "M1");
         } else if (type.equals("M2")) {
-          // M1 완료되었으면 M3 실행
+          // M2 완료되었으면 M3 실행
           this.startInference(
               batchSheet.getId(), batchSheet.getUuid(), "M3", batchSheet.getM3ModelUuid());
           // 종료시간