diff --git a/src/main/java/com/interplug/qcast/biz/canvasStatus/CanvasStatusController.java b/src/main/java/com/interplug/qcast/biz/canvasStatus/CanvasStatusController.java
index 462fcf02..c4af0807 100644
--- a/src/main/java/com/interplug/qcast/biz/canvasStatus/CanvasStatusController.java
+++ b/src/main/java/com/interplug/qcast/biz/canvasStatus/CanvasStatusController.java
@@ -3,7 +3,7 @@ package com.interplug.qcast.biz.canvasStatus;
 import com.interplug.qcast.biz.canvasStatus.dto.CanvasStatus;
 import com.interplug.qcast.biz.canvasStatus.dto.CanvasStatusResponse;
 import com.interplug.qcast.config.Exception.CanvasStatusException;
-
+import com.interplug.qcast.config.Exception.QcastException;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import java.util.List;
diff --git a/src/main/java/com/interplug/qcast/biz/community/BoardService.java b/src/main/java/com/interplug/qcast/biz/community/BoardService.java
index e8b49987..4040dc98 100644
--- a/src/main/java/com/interplug/qcast/biz/community/BoardService.java
+++ b/src/main/java/com/interplug/qcast/biz/community/BoardService.java
@@ -1,39 +1,37 @@
 package com.interplug.qcast.biz.community;
 
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.interplug.qcast.biz.community.dto.BoardRequest;
+import com.interplug.qcast.biz.community.dto.BoardResponse;
+import com.interplug.qcast.config.Exception.ErrorCode;
+import com.interplug.qcast.config.Exception.QcastException;
+import com.interplug.qcast.config.message.Messages;
+import com.interplug.qcast.util.InterfaceQsp;
+import jakarta.servlet.http.HttpServletResponse;
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpMethod;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StreamUtils;
 import org.springframework.web.util.UriComponentsBuilder;
-import com.fasterxml.jackson.databind.DeserializationFeature;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.interplug.qcast.biz.community.dto.BoardRequest;
-import com.interplug.qcast.biz.community.dto.BoardResponse;
-import com.interplug.qcast.config.Exception.BaseException;
-import com.interplug.qcast.config.message.Messages;
-import com.interplug.qcast.util.InterfaceQsp;
-import jakarta.servlet.http.HttpServletResponse;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
 @Service
 @RequiredArgsConstructor
 public class BoardService {
 
+  private final InterfaceQsp interfaceQsp;
+  @Autowired Messages message;
   @Value("${qsp.url}")
   private String QSP_API_URL;
 
-  private final InterfaceQsp interfaceQsp;
-
-  @Autowired
-  Messages message;
-
   /**
    * ※ 게시판 목록 조회 QSP -> Q.CAST3
    *
@@ -48,12 +46,14 @@ public class BoardService {
     /* [0]. Validation Check */
     if ("".equals(boardRequest.getSchNoticeClsCd())) {
       // [msg] {0} is required input value.
-      throw new BaseException(
+      throw new QcastException(
+          ErrorCode.NOT_FOUND,
           message.getMessage("common.message.required.data", "Notice Cls Code"));
     }
     if ("".equals(boardRequest.getSchNoticeTpCd())) {
       // [msg] {0} is required input value.
-      throw new BaseException(
+      throw new QcastException(
+          ErrorCode.NOT_FOUND,
           message.getMessage("common.message.required.data", "Notice Type Code"));
     }
 
@@ -61,12 +61,16 @@ public class BoardService {
     String encodedSchTitle = URLEncoder.encode(boardRequest.getSchTitle(), StandardCharsets.UTF_8);
 
     String url = QSP_API_URL + "/api/board/list";
-    String apiUrl = UriComponentsBuilder.fromHttpUrl(url)
-        .queryParam("noticeNo", boardRequest.getNoticeNo()).queryParam("schTitle", encodedSchTitle)
-        .queryParam("schNoticeTpCd", boardRequest.getSchNoticeTpCd())
-        .queryParam("schNoticeClsCd", boardRequest.getSchNoticeClsCd())
-        .queryParam("startRow", boardRequest.getStartRow())
-        .queryParam("endRow", boardRequest.getEndRow()).build().toUriString();
+    String apiUrl =
+        UriComponentsBuilder.fromHttpUrl(url)
+            .queryParam("noticeNo", boardRequest.getNoticeNo())
+            .queryParam("schTitle", encodedSchTitle)
+            .queryParam("schNoticeTpCd", boardRequest.getSchNoticeTpCd())
+            .queryParam("schNoticeClsCd", boardRequest.getSchNoticeClsCd())
+            .queryParam("startRow", boardRequest.getStartRow())
+            .queryParam("endRow", boardRequest.getEndRow())
+            .build()
+            .toUriString();
 
     /* [2]. QSP API CALL -> Response */
     String strResponse = interfaceQsp.callApi(HttpMethod.GET, apiUrl, null);
@@ -78,11 +82,10 @@ public class BoardService {
       response = om.readValue(strResponse, BoardResponse.class);
     } else {
       // [msg] No data
-      throw new BaseException(message.getMessage("common.message.no.data"));
+      throw new QcastException(ErrorCode.NOT_FOUND, message.getMessage("common.message.no.data"));
     }
 
     return response;
-
   }
 
   /**
@@ -99,13 +102,17 @@ public class BoardService {
     /* [0]. Validation Check */
     if (boardRequest.getNoticeNo() == null) {
       // [msg] {0} is required input value.
-      throw new BaseException(message.getMessage("common.message.required.data", "Notice No"));
+      throw new QcastException(
+          ErrorCode.NOT_FOUND, message.getMessage("common.message.required.data", "Notice No"));
     }
 
     /* [1]. QSP API (url + param) Setting */
     String url = QSP_API_URL + "/api/board/detail";
-    String apiUrl = UriComponentsBuilder.fromHttpUrl(url)
-        .queryParam("noticeNo", boardRequest.getNoticeNo()).build().toUriString();
+    String apiUrl =
+        UriComponentsBuilder.fromHttpUrl(url)
+            .queryParam("noticeNo", boardRequest.getNoticeNo())
+            .build()
+            .toUriString();
 
     /* [2]. QSP API CALL -> Response */
     String strResponse = interfaceQsp.callApi(HttpMethod.GET, apiUrl, null);
@@ -117,7 +124,7 @@ public class BoardService {
       response = om.readValue(strResponse, BoardResponse.class);
     } else {
       // [msg] No data
-      throw new BaseException(message.getMessage("common.message.no.data"));
+      throw new QcastException(ErrorCode.NOT_FOUND, message.getMessage("common.message.no.data"));
     }
 
     return response;
@@ -135,7 +142,8 @@ public class BoardService {
     /* [0]. Validation Check */
     if ("".equals(encodeFileNo)) {
       // [msg] {0} is required input value.
-      throw new BaseException(message.getMessage("common.message.required.data", "File No"));
+      throw new QcastException(
+          ErrorCode.NOT_FOUND, message.getMessage("common.message.required.data", "File No"));
     }
 
     /* [1]. QSP API (url + fileNo) Setting */
@@ -158,15 +166,15 @@ public class BoardService {
 
       } catch (Exception e) {
         // [msg] File download error
-        throw new BaseException(message.getMessage("common.message.file.download.error"));
+        throw new QcastException(
+            ErrorCode.INTERNAL_SERVER_ERROR,
+            message.getMessage("common.message.file.download.error"));
       }
 
     } else {
       // [msg] File does not exist.
-      throw new BaseException(message.getMessage("common.message.file.download.exists"));
+      throw new QcastException(
+          ErrorCode.NOT_FOUND, message.getMessage("common.message.file.download.exists"));
     }
-
   }
-
-
 }
diff --git a/src/main/java/com/interplug/qcast/biz/excelDown/ExcelDownService.java b/src/main/java/com/interplug/qcast/biz/excelDown/ExcelDownService.java
index 70a1fa00..b45c2fb9 100644
--- a/src/main/java/com/interplug/qcast/biz/excelDown/ExcelDownService.java
+++ b/src/main/java/com/interplug/qcast/biz/excelDown/ExcelDownService.java
@@ -1,7 +1,8 @@
 package com.interplug.qcast.biz.excelDown;
 
 import com.interplug.qcast.biz.excelDown.dto.*;
-import com.interplug.qcast.config.Exception.BaseException;
+import com.interplug.qcast.config.Exception.ErrorCode;
+import com.interplug.qcast.config.Exception.QcastException;
 import com.interplug.qcast.config.message.Messages;
 import com.interplug.qcast.util.ZipFileManager;
 import jakarta.servlet.http.HttpServletResponse;
@@ -67,7 +68,8 @@ public class ExcelDownService {
 
       zipFileManager.createZipFile(response, "Warranty-issued-completed-files", listFile);
     } else {
-      throw new BaseException(message.getMessage("common.message.no.dataDown"));
+      throw new QcastException(
+          ErrorCode.NOT_FOUND, message.getMessage("common.message.no.dataDown"));
     }
   }
 }