Per completezza, dimenticavo i 4 messaggi di warning che ottengo e qui riporto (erano di più prima delle modifiche postate)
Package hyperref Warning: Option `pagecolor’ is not available anymore.
Class scrbook Warning: \float@addtolists detected!
(scrbook) You should use the features of package `tocbasic’
(scrbook) instead of \float@addtolists.
(scrbook) Support for \float@addtolists may be removed from
(scrbook) `scrbook’ soon .
Package hyperref Warning: The anchor of a bookmark and its parent’s must not
(hyperref) be the same. Added a new anchor on input line 7.
Package hyperref Warning: The anchor of a bookmark and its parent’s must not
(hyperref) be the same. Added a new anchor on input line 79.