Forum Discussion
'Unable to connect to data source undefined'
Trying to refresh a dataset from 3 different sources - two are databases within the same server and then one additional server. All have been set up with the gateway I'm using. I haven't seen the...
I identified the source of the error - I appended two tables from different data sources, and once I'd removed the step which appended the tables the refresh was able to go ahead.
Does anyone know the technical explanation as to why this occurs?