Scenario:
When attempting to use Smart Index, the following error message is presented;
"Retrieving the COM class factory for component with CLSID {xxxxxxx} failed due to the following error: 80040154 Class not registered"
![](https://dwsupport.blob.core.windows.net/kba/4955733e-5d38-48d4-bc60-e0a095f853e8.PNG)
Solution:
Solution:
Please recreate the Smart Index Configuration and take a new snapshot for the Sample Application Window on the computer encountering the described error message.
KBA is applicable for both Cloud and On-premise Organizations.