diff --git a/src/main/java/com/kamco/cd/training/train/service/TrainJobService.java b/src/main/java/com/kamco/cd/training/train/service/TrainJobService.java
index b2425fd..068a793 100644
--- a/src/main/java/com/kamco/cd/training/train/service/TrainJobService.java
+++ b/src/main/java/com/kamco/cd/training/train/service/TrainJobService.java
@@ -194,32 +194,37 @@ public class TrainJobService {
     Object out = paramsJson.get("outputFolder");
     if (out == null) return null;
 
-    String outputFolder = String.valueOf(out).trim(); // uuid
+    String outputFolder = String.valueOf(out).trim();
     if (outputFolder.isEmpty()) return null;
 
-    // 호스트 기준 경로
     Path outDir = Paths.get(responseDir, outputFolder);
     log.info("resume outDir response path: {}", outDir);
+
     Path last = outDir.resolve("last_checkpoint");
     log.info("resume last response path: {}", last);
 
     if (!Files.isRegularFile(last)) return null;
 
     try {
-      String ckptFile = Files.readString(last).trim(); // epoch_10.pth
-      ckptFile = ckptFile.replace("/checkpoints", responseDir);
-      log.info("resume ckptFile: {}", ckptFile);
+      // last_checkpoint 내용 그대로 읽기
+      String containerPath = Files.readString(last).trim();
+      log.info("resume containerPath: {}", containerPath);
 
-      if (ckptFile.isEmpty()) return null;
+      if (containerPath.isEmpty()) return null;
 
-      Path ckptHost = outDir.resolve(ckptFile);
-      log.info("resume ckptHost: {}", ckptHost);
-      if (!Files.isRegularFile(ckptHost)) return null;
+      // 호스트 경로로 변환해서 실제 파일 존재 확인
+      String hostPathStr = containerPath.replace("/checkpoints", responseDir);
+      Path hostPath = Paths.get(hostPathStr);
 
-      // 컨테이너 경로 반환
-      return ckptFile;
+      log.info("resume hostPath: {}", hostPath);
+
+      if (!Files.isRegularFile(hostPath)) return null;
+
+      // 3컨테이너 경로 그대로 반환
+      return containerPath;
 
     } catch (Exception e) {
+      log.error("resume error", e);
       return null;
     }
   }