diff --git a/app/home/api/routers/v1/home.py b/app/home/api/routers/v1/home.py
index 426b7f2..e025525 100644
--- a/app/home/api/routers/v1/home.py
+++ b/app/home/api/routers/v1/home.py
@@ -33,7 +33,7 @@ from app.utils.upload_blob_as_request import AzureBlobUploader
 from app.utils.prompts.chatgpt_prompt import ChatgptService, ChatGPTResponseError
 from app.utils.common import generate_task_id
 from app.utils.logger import get_logger
-from app.utils.nvMapScraper import NvMapScraper, GraphQLException
+from app.utils.nvMapScraper import NvMapScraper, GraphQLException, URLNotFoundException
 from app.utils.nvMapPwScraper import NvMapPwScraper
 from app.utils.prompts.prompts import marketing_prompt
 from app.utils.autotag import autotag_images
@@ -220,6 +220,15 @@ async def _crawling_logic(
             status_code=status.HTTP_502_BAD_GATEWAY,
             detail=f"네이버 지도 크롤링에 실패했습니다: {e}",
         )
+    except URLNotFoundException as e:
+        step1_elapsed = (time.perf_counter() - step1_start) * 1000
+        logger.error(
+            f"[crawling] Step 1 FAILED - 크롤링 실패: {e} ({step1_elapsed:.1f}ms)"
+        )
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=f"Place ID를 확인할 수 없습니다. URL을 확인하세요. : {e}",
+        )
     except Exception as e:
         step1_elapsed = (time.perf_counter() - step1_start) * 1000
         logger.error(
diff --git a/app/utils/nvMapScraper.py b/app/utils/nvMapScraper.py
index 3ece3a6..409fcc2 100644
--- a/app/utils/nvMapScraper.py
+++ b/app/utils/nvMapScraper.py
@@ -16,6 +16,10 @@ class GraphQLException(Exception):
     """GraphQL 요청 실패 시 발생하는 예외"""
     pass
 
+class URLNotFoundException(Exception):
+    """Place ID 발견 불가능 시 발생하는 예외"""
+    pass
+
 
 class CrawlingTimeoutException(Exception):
     """크롤링 타임아웃 시 발생하는 예외"""
@@ -86,34 +90,28 @@ query getAccommodation($id: String!, $deviceType: String) {
                     async with session.get(self.url) as response:
                         self.url = str(response.url)
             else:
-                raise GraphQLException("This URL does not contain a place ID")
+                raise URLNotFoundException("This URL does not contain a place ID")
 
         match = re.search(place_pattern, self.url)
         if not match:
-            raise GraphQLException("Failed to parse place ID from URL")
+            raise URLNotFoundException("Failed to parse place ID from URL")
         return match[1]
 
     async def scrap(self):
-        try:
-            place_id = await self.parse_url()
-            data = await self._call_get_accommodation(place_id)
-            self.rawdata = data
-            fac_data = await self._get_facility_string(place_id)
-            # Naver 기준임, 구글 등 다른 데이터 소스의 경우 고유 Identifier 사용할 것.
-            self.place_id = self.data_source_identifier + place_id
-            self.rawdata["facilities"] = fac_data
-            self.image_link_list = [
-                nv_image["origin"]
-                for nv_image in data["data"]["business"]["images"]["images"]
-            ]
-            self.base_info = data["data"]["business"]["base"]
-            self.facility_info = fac_data
-            self.scrap_type = "GraphQL"
-
-        except GraphQLException:
-            logger.debug("GraphQL failed, fallback to Playwright")
-            self.scrap_type = "Playwright"
-            pass  # 나중에 pw 이용한 crawling으로 fallback 추가
+        place_id = await self.parse_url()
+        data = await self._call_get_accommodation(place_id)
+        self.rawdata = data
+        fac_data = await self._get_facility_string(place_id)
+        # Naver 기준임, 구글 등 다른 데이터 소스의 경우 고유 Identifier 사용할 것.
+        self.place_id = self.data_source_identifier + place_id
+        self.rawdata["facilities"] = fac_data
+        self.image_link_list = [
+            nv_image["origin"]
+            for nv_image in data["data"]["business"]["images"]["images"]
+        ]
+        self.base_info = data["data"]["business"]["base"]
+        self.facility_info = fac_data
+        self.scrap_type = "GraphQL"
 
         return
 
diff --git a/config.py b/config.py
index bb7e501..ada2ab8 100644
--- a/config.py
+++ b/config.py
@@ -192,8 +192,8 @@ class PromptSettings(BaseSettings):
     YOUTUBE_PROMPT_FILE_NAME : str = Field(default="yt_upload_prompt.txt")
     YOUTUBE_PROMPT_MODEL : str = Field(default="gpt-5-mini")
 
-    IMAGE_TAG_PROMPT_FILE_NAME : str = Field(default="yt_upload_prompt.txt")
-    IMAGE_TAG_PROMPT_MODEL : str = Field(default="gpt-5-mini")
+    IMAGE_TAG_PROMPT_FILE_NAME : str = Field(...)
+    IMAGE_TAG_PROMPT_MODEL : str = Field(...)
     
     SUBTITLE_PROMPT_FILE_NAME : str = Field(...)
     SUBTITLE_PROMPT_MODEL : str = Field(...)