Error messages displayed incorrectly for empty Query and Headers name fields.
Steps to reproduce:
1) Create HTTP agent item.
2) Add 2 Query fields.

3) Save created item.
4) Open created HTTP agent item.
5) Remove name from any Query.

6) Add several more EMPTY querries.
7) Move Query with empty name to the bottom of queries list.

8) Press - Update.

Result:
Error message appears. It disappear when you click anywhere.

Expected:
Error message only for query with filled Value field and empty Name field.