The Telerik Platform product is retired.Learn more

Error Establishing a Connection to a Data Link Server


Service Data (Backend Services)
Feature Data Connectors


When configuring a data connector to a database that requires the Data Link Server, an error occurs after clicking the Test button.

At the same time, opening the Data Link Server URL in a web browser returns Result: OK.

Error Message

Error accessing Data Link Server at http://localhost:9090: connect ECONNREFUSED.


The cause for the error is that Telerik Platform is not able to resolve the provided Data Link Server URL because localhost is not a valid address. You must provide a public fully qualified domain name (FQDN) or IP address to Telerik Platform.


Ensure that the following conditions are met:

See Also

Contact us: +1-888-365-2779
Copyright © 2016-2018, Progress Software Corporation and/or its subsidiaries or affiliates. All Rights Reserved.