相关团队新增逻辑增加兼容处理

backend/inz.common/src/main/java/com/beecode/inz/common/internal/service/FollowerServiceImpl.java

@@ -65,7 +65,7 @@ public class FollowerServiceImpl extends ApplicationMetadataObjectSupport implem
 				KObject kobject = type.newInstance();
 				kobject.set("role", body.getRole());
 				kobject.set("member", staff);
-				if(!body.getAttachRole().equals("")) {
+				if(body.getAttachRole() != null && !body.getAttachRole().equals("")) {
 					Optional<Role> role = roleService.get(UUID.fromString(body.getAttachRole()));
 					kobject.set("attachRole", role.get().getId());
 				}