– The ODBC call or the T-SQL query execution itself failed. Zabbix received an error from the database driver (e.g., login failed, syntax error, connection refused).
:
– The query executed successfully but returned an empty result set, or Zabbix did not receive new data for the item within 30 minutes (usually due to scheduling mismatches or query logic that returns zero rows when data should exist). zabbix mssql failed to fetch info data -or no data for 30m-