: Run the exact query from the item key in SSMS or isql and see what it returns. If empty set, Zabbix will raise this error after 30 minutes.
Let’s break down the two scenarios:
– 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). zabbix mssql failed to fetch info data -or no data for 30m-