Error or Warning Message
"An error has occurred during report processing. (rsProcessingAborted).Cannot create a connection to data source 'XYZ_Datasource'.(rsErrorOpeningConnection)For more information about this error navigate to the report server on the
local server machine, or enable remote errors"
Explanation
While opening report with eB Web through eB credentials they will give above error
How to Avoid
Clients are given direct permission to access the report through windows authentications. Try to login with the valid domain name and windows credentials, as permissions to view reports can be restrictive to windows authentication.