Error "Bad Connection: Tableau could not connect to the data source" Connecting to Amazon Athena
Published: 14 Aug 2018 Last Modified Date: 11 Jan 2019
Issue
When connecting to Amazon Athena, the following error occurs:
Bad Connection: Tableau could not connect to the data source No Details Available
Additionally, an error similar to the following can be found in the logs:
2018-08-09T17:34:10.546: 12460-2328 COMPUTE-TASK-ERROR stack : disabled task-name : class ExternalProtocol::ConnectTask msg : Found Java version 1.7, needed at least 1.8.
Environment
Tableau Desktop
Windows 10
Amazon Athena
Resolution
Uninstall Java 1.7 and install Java 1.8.
Cause
The Amazon Athena drivers need Java 1.8.
Additional Information
This error can also occur if both Java 1.7 and 1.8 are installed on the same computer.