Warning 11.3.0.13. The conclusion of Proposition 5.2.5.1 is generally not satisfied if $q: \operatorname{\mathcal{C}}\rightarrow \operatorname{\mathcal{D}}$ is only assumed to be a locally cartesian fibration of simplicial sets. We will return to this point in ยง
(see Proposition ).
$\Newextarrow{\xhookrightarrow}{10,10}{0x21AA}$