Article - CS314904
ThingWorx Platform fails to connect with external Microsoft SQL Server (MSSQL) database via a Database Thing
Modified: 12-Nov-2025
Applies To
- ThingWorx Platform 8.4 to 9.6
- Microsoft SQL Server
Description
- Issues creating a MSSQL Database Connector
- ThingWorx is unable to connect to Azure SQL Database
- ThingWorx is unable to connect to Hostlinger SQL Database
- &Unable to connect to Microsoft SQL External Database from ThingWorx
- Out of the box Database Thing Template fails to connect
- The lastconnection data property updates every time configuration is saved but isconnected property remains false
- Unable to get the Database Queries when connecting the External Database with the Thingworx
- How to connect ThingWorx to external Microsoft SQL database?
- /ThingworxStorage/logs/ApplicationLog.log has error message:
Classname not found: com.microsoft.sqlserver.jdbc.SQLServerDriver
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