diff --git a/backend/config/cache-config.js b/backend/config/cache-config.js
index 7dec384..c4fef05 100644
--- a/backend/config/cache-config.js
+++ b/backend/config/cache-config.js
@@ -119,8 +119,16 @@ class CacheConfigManager {
       // 合并默认配置，确保所有字段都存在
       return { ...this.config, ...config };
     } catch (error) {
-      logger.error('加载缓存配置失败:', error);
-      return this.config;
+      // 检查错误类型，如果是文件不存在错误，则创建默认配置文件
+      if (error.code === 'ENOENT') {
+        // 文件不存在，创建默认配置
+        await this.createDefaultConfig();
+        return this.config;
+      } else {
+        // 其他错误，记录日志
+        logger.error('加载缓存配置失败:', error);
+        return this.config;
+      }
     }
   }
 
@@ -211,4 +219,4 @@ class CacheConfigManager {
   }
 }
 
-module.exports = CacheConfigManager; 
\ No newline at end of file
+module.exports = CacheConfigManager;
\ No newline at end of file
diff --git a/backend/services/image-cache.js b/backend/services/image-cache.js
index 08ecb96..75a7390 100644
--- a/backend/services/image-cache.js
+++ b/backend/services/image-cache.js
@@ -90,7 +90,7 @@ class ImageCacheService {
   async ensureCacheDir() {
     try {
       await fs.mkdir(this.cacheDir, { recursive: true });
-      logger.info('图片缓存目录创建成功');
+      logger.info('图片缓存目录创建成功:', this.cacheDir);
     } catch (error) {
       logger.error('创建图片缓存目录失败', error);
     }