HHComponentActivattor is undefined

I am in the process of creating a new topic. I selected a .css file to use (not RoboHelp) and started typing the title and inserted a table.

When I selected Preview Topic the message below appear. How do I fix this?

Line 354

Char: 4

Error: "HHComponnetActiviator" is undefined

Code: 0

URL:

Do you wnt to continue running scripts on this page? Yes/No