IssueOn Tableau Server, when you try to open views connected to published data sources, one of the following errors might occur:
To access this workbook, you must have the Connect permission for its data sources. Because you are logged in as Guest, you do not have this permission. Log in as a named user to try againor
Access Denied by security policy
In addition, when you try to publish a workbook that is connected to a published data source, the following error might occur:
An error occurred while publishing. Internal server error.