The search index could not be updated. The site is misconfigured. Contact an administrator. SQLSTATE[42000]: Syntax error or access violation: 1064 unknown table 'tiki_main_68293f2329a7c' in delete request
However, I found a fix, although I'm not sure its an ideal solution. I had "HTML purifier" enabled, since it was installed by default. I turned that off, and it now works.