Article - CS314904

ThingWorx Platform fails to connect with external Microsoft SQL Server (MSSQL) database via a Database Thing

Modified: 08-Apr-2026   


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?
  • Unable to connect Database Thing with ThingWorx with error
    • [SECURITY FAILURE Anonymous:@unknown -> /ExampleApplication/IntrusionDetector] Invalid input: context=HTTP header value: cookie **
  • /ThingworxStorage/logs/ApplicationLog.log has error message:
    Classname not found: com.microsoft.sqlserver.jdbc.SQLServerDriver
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