diff --git a/src/main/java/com/youlai/system/security/service/SysUserDetailsService.java b/src/main/java/com/youlai/system/security/service/SysUserDetailsService.java
index c70e8b2a..f5bf11ac 100644
--- a/src/main/java/com/youlai/system/security/service/SysUserDetailsService.java
+++ b/src/main/java/com/youlai/system/security/service/SysUserDetailsService.java
@@ -4,6 +4,7 @@ import com.youlai.system.security.model.SysUserDetails;
 import com.youlai.system.model.dto.UserAuthInfo;
 import com.youlai.system.service.SysUserService;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
@@ -16,17 +17,32 @@ import org.springframework.stereotype.Service;
  */
 @Service
 @RequiredArgsConstructor
+@Slf4j
 public class SysUserDetailsService implements UserDetailsService {
 
     private final SysUserService sysUserService;
 
+    /**
+     * 根据用户名获取用户信息
+     *
+     * @param username 用户名
+     * @return 用户信息
+     * @throws UsernameNotFoundException 用户名未找到异常
+     */
     @Override
     public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
-
-        UserAuthInfo userAuthInfo = sysUserService.getUserAuthInfo(username);
-        if (userAuthInfo == null) {
-            throw new UsernameNotFoundException(username);
+        try {
+            UserAuthInfo userAuthInfo = sysUserService.getUserAuthInfo(username);
+            if (userAuthInfo == null) {
+                throw new UsernameNotFoundException(username);
+            }
+            return new SysUserDetails(userAuthInfo);
+        } catch (Exception e) {
+            e.printStackTrace();
+            // 记录异常日志
+            log.error("认证异常:{}", e.getMessage());
+            // 抛出异常
+            throw e;
         }
-        return new SysUserDetails(userAuthInfo);
     }
 }