fixbug ：账套切换异常

src/main/java/com/uas/platform/b2c/core/filter/SSOInterceptor.java

@@ -156,7 +156,7 @@ public class SSOInterceptor extends AbstractSSOInterceptor {
     protected void onAuthenticateSuccess(HttpServletRequest request, HttpServletResponse response) {
         User user = (User) request.getSession().getAttribute("user");
         SSOToken token = SSOHelper.attrToken(request);
-        logger.info(String.format("用户:%s,获取用户信息成功,手机号：%s", user.getUserName(), token.getUid()));
+        logger.info(String.format("用户:%s,获取用户信息成功,手机号：%s", null == user ? "" : user.getUserName(), token.getUid()));
         // cookie变化的情况下，session可能还未变化
         if (user == null || (user.getUserTel() != null && !token.getUid().equals(user.getUserTel()))) {
             user = getUserByToken(token);