My Zabbix server was upgraded from 7.0.2 to 7.0.4. The upgrade process was normal. After the upgrade, error logs appeared in zabbix-server.log at a frequency of 15 per minute for two days. However, it does not affect the normal operation of the zabbix-server.
Thank you very much for your help
System environment: CentOS 8.2
Database: TimescaleDB 2.15.2 (PG14)
error logs:
[
191085:20240926:213340.224 [Z3005] query failed: [0] PGRES_FATAL_ERROR:ERROR: null value in column "value" of relation "housekeeper" violates not-null constraint
DETAIL: Failing row contains (28633535, events, itemid, null).
[insert into housekeeper (housekeeperid,tablename,field,value) values (28633535,'events','itemid',null);
]

Thank you very much for your help
System environment: CentOS 8.2
Database: TimescaleDB 2.15.2 (PG14)
error logs:
[
191085:20240926:213340.224 [Z3005] query failed: [0] PGRES_FATAL_ERROR:ERROR: null value in column "value" of relation "housekeeper" violates not-null constraint
DETAIL: Failing row contains (28633535, events, itemid, null).
[insert into housekeeper (housekeeperid,tablename,field,value) values (28633535,'events','itemid',null);
]