We are having an issue with Data Source connections using an Enterprise Data Gateway on a local server connecting to a Project Server 2013 API. Just a brief FYI - this data source was already connected to /_api/ProjectData and we already have three reports/datasets configured and published, but is now no longer working.
Our Data Gateway is connected with additional data source connections working properly. We have tried to delete/add the data source back to the gateway, but we are receiving the following error:
When opening the prior reports, we are getting this error in the Query Editor:
Because of the Data Source connection error, the Data Gateway does not show online in the datasets:
Please help...