[horde] Horde 4.0: Content_Tagger class could not be found

[Frank Giorlando]

> After installing and configuring Kronolith, I can not update the 
> database shema, nor can I go to kronolith:
> 
> "The Content_Tagger class could not be found. Make sure the Content 
> application is installed."
> 
> horde/content-beta is installed


The same problem here too.  
Horde and kronolith installed using the pear method
horde/content is installed