修改登录BUG

examcloud-core-basic-api-provider/src/main/java/cn/com/qmth/examcloud/core/basic/api/provider/UserCloudServiceProvider.java

@@ -75,7 +75,7 @@ public class UserCloudServiceProvider extends ControllerSupport implements UserC
 				throw new StatusException("B-001002", "机构不存在");
 			}
 
-			rootOrgId = String.valueOf(rootOrg.getRootId());
+			rootOrgId = String.valueOf(rootOrg.getId());
 
 		} else {
 			rootOrg = orgRepo.findOne(Long.valueOf(rootOrgId));