ID: 12505 Title: Legacy Check API: drop <tt>clear_item_states_by_full_keys</tt> Component: Checks & agents Level: 1 Class: Bug fix Version: 2.1.0i1 This only affects users who have developed their own check plugins and are using the <tt>clear_item_states_by_full_keys</tt> function of the <b>old</b> check API. This function is no longer available. It was only used to mitigate a very particular problem, that will not arise when using the new check APIs <i>value store</i> concept.