diff --git a/backend/routers/__pycache__/issues.cpython-311.pyc b/backend/routers/__pycache__/issues.cpython-311.pyc
index aa947ac..6115acb 100644
Binary files a/backend/routers/__pycache__/issues.cpython-311.pyc and b/backend/routers/__pycache__/issues.cpython-311.pyc differ
diff --git a/backend/routers/issues.py b/backend/routers/issues.py
index e8b86f5..e10054e 100644
--- a/backend/routers/issues.py
+++ b/backend/routers/issues.py
@@ -236,6 +236,10 @@ async def update_issue_management(
     """
     관리함에서 이슈의 관리 관련 필드들을 업데이트합니다.
     """
+    print(f"DEBUG: Received management update for issue {issue_id}")
+    print(f"DEBUG: Update data: {management_update}")
+    print(f"DEBUG: Current user: {current_user.username}")
+    
     # 관리함 페이지 권한 확인
     if not (current_user.role == UserRole.admin or check_page_access(current_user.id, 'issues_management', db)):
         raise HTTPException(status_code=403, detail="관리함 접근 권한이 없습니다.")
@@ -245,22 +249,39 @@ async def update_issue_management(
     if not issue:
         raise HTTPException(status_code=404, detail="부적합을 찾을 수 없습니다.")
     
+    print(f"DEBUG: Found issue: {issue.id}")
+    
     # 관리함에서만 수정 가능한 필드들만 업데이트
     update_data = management_update.dict(exclude_unset=True)
+    print(f"DEBUG: Update data dict: {update_data}")
     
     for field, value in update_data.items():
+        print(f"DEBUG: Processing field {field} = {value}")
         if field == 'completion_photo' and value:
             # 완료 사진 업로드 처리
             try:
                 completion_photo_path = save_base64_image(value, "completion")
                 setattr(issue, 'completion_photo_path', completion_photo_path)
+                print(f"DEBUG: Saved completion photo: {completion_photo_path}")
             except Exception as e:
+                print(f"DEBUG: Photo save error: {str(e)}")
                 raise HTTPException(status_code=400, detail=f"완료 사진 저장 실패: {str(e)}")
         elif field != 'completion_photo':  # completion_photo는 위에서 처리됨
-            setattr(issue, field, value)
+            try:
+                setattr(issue, field, value)
+                print(f"DEBUG: Set {field} = {value}")
+            except Exception as e:
+                print(f"DEBUG: Field set error for {field}: {str(e)}")
+                raise HTTPException(status_code=400, detail=f"필드 {field} 설정 실패: {str(e)}")
     
-    db.commit()
-    db.refresh(issue)
+    try:
+        db.commit()
+        db.refresh(issue)
+        print(f"DEBUG: Successfully updated issue {issue.id}")
+    except Exception as e:
+        print(f"DEBUG: Database commit error: {str(e)}")
+        db.rollback()
+        raise HTTPException(status_code=500, detail=f"데이터베이스 저장 실패: {str(e)}")
     
     return {
         "message": "관리 정보가 업데이트되었습니다.",
diff --git a/frontend/issues-management.html b/frontend/issues-management.html
index e784b14..ae48593 100644
--- a/frontend/issues-management.html
+++ b/frontend/issues-management.html
@@ -956,6 +956,8 @@
                     }
                 });
 
+                console.log('Sending updates:', updates);
+
                 // API 호출
                 const response = await fetch(`/api/issues/${issueId}/management`, {
                     method: 'PUT',
@@ -966,15 +968,26 @@
                     body: JSON.stringify(updates)
                 });
 
+                console.log('Response status:', response.status);
+
                 if (response.ok) {
                     alert('변경사항이 저장되었습니다.');
                     await loadIssues(); // 목록 새로고침
                 } else {
-                    const error = await response.json();
-                    throw new Error(error.detail || '저장에 실패했습니다.');
+                    const errorText = await response.text();
+                    console.error('API Error Response:', errorText);
+                    let errorMessage = '저장에 실패했습니다.';
+                    try {
+                        const errorJson = JSON.parse(errorText);
+                        errorMessage = errorJson.detail || JSON.stringify(errorJson);
+                    } catch (e) {
+                        errorMessage = errorText || '저장에 실패했습니다.';
+                    }
+                    throw new Error(errorMessage);
                 }
             } catch (error) {
                 console.error('저장 실패:', error);
+                console.error('Error details:', error);
                 alert(error.message || '저장 중 오류가 발생했습니다.');
             }
         }
@@ -1128,6 +1141,8 @@
                     updates.completion_photo = base64;
                 }
 
+                console.log('Modal sending updates:', updates);
+
                 // API 호출
                 const response = await fetch(`/api/issues/${currentModalIssueId}/management`, {
                     method: 'PUT',
@@ -1138,16 +1153,27 @@
                     body: JSON.stringify(updates)
                 });
 
+                console.log('Modal response status:', response.status);
+
                 if (response.ok) {
                     alert('변경사항이 저장되었습니다.');
                     closeIssueDetailModal();
                     await loadIssues(); // 목록 새로고침
                 } else {
-                    const error = await response.json();
-                    throw new Error(error.detail || '저장에 실패했습니다.');
+                    const errorText = await response.text();
+                    console.error('Modal API Error Response:', errorText);
+                    let errorMessage = '저장에 실패했습니다.';
+                    try {
+                        const errorJson = JSON.parse(errorText);
+                        errorMessage = errorJson.detail || JSON.stringify(errorJson);
+                    } catch (e) {
+                        errorMessage = errorText || '저장에 실패했습니다.';
+                    }
+                    throw new Error(errorMessage);
                 }
             } catch (error) {
-                console.error('저장 실패:', error);
+                console.error('모달 저장 실패:', error);
+                console.error('Error details:', error);
                 alert(error.message || '저장 중 오류가 발생했습니다.');
             }
         }