Dynamodb odbc connection in PBI Gateway

Created a Dynamodb ODBC on the gateway server and its works fine, when trying to create the same on the Gateway as ODBC I see the following error

Unable to connect: We encountered an error while trying to connect to AWSDynamoDB. Details: "We could not register this data source for all gateway instances within this cluster. Please find more details below about specific errors for each gateway instance.
Activity ID: cbe23601-0a90-4745-8ed1-550417dec3bc
Request ID: d48616d6-206d-7e49-4c39-1a1621b407a4
Cluster URI: uRL
Status code: 400
Error Code: DMTS_PublishDatasourceToClusterErrorCode
Time: Mon Mar 12 2018 11:44:48 GMT-0400 (Eastern Daylight Time)
Version: 13.0.4622.149
Power BI to EDW TD Gateway: The format of the connection details is invalid.

any ideas on resolving this