"Class does not support Automation or does not support expected interface"
CAUSEThis issue can be caused by an inconsistent state of Strategy Narrowcast Server 10.11 after an upgrade.
ACTIONThis issue can be fixed by doing a full clean-up of the Strategy products installed in the given Server and doing a fresh re-install of the Strategy products.
Administrators should use the Strategy Clean-up utility to remove and clean-up the entire Strategy product from the machine. Refer to the following knowledge-based article on how to do a clean uninstall Strategy:
KB307710: How to uninstall Strategy Analytics Enterprise using the Uninstallation Cleanup Utility
KB442119