By "output", do you mean data or results? If results, HTML, SAS Report, PDF, ...?
If data, you may be encountering this...
As a side-effect of a recent performance improvement (to re-use existing Excel process if one exists), if you start editing a cell in an Excel worksheet while EG is sending data to Excel, the send-to-Excel operation will be interrupted and you'll get an error message. To avoid, do not edit any Excel cells while EG is sending data to Excel or make sure no Excel instances are open before you start the send-to-Excel from EG. We plan to fix this in a future release.
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