ContentDocumentLink example from Apex

ContentDocumentLink.apex

String ACCOUNT_ID = '001D000000K2ES6';

ContentNote n = new ContentNote();
n.title = 'My Note from Apex';
insert n;

ContentDocumentLink link = new ContentDocumentLink();
link.LinkedEntityId = ACCOUNT_ID;
link.ContentDocumentId = n.id;
link.ShareType = 'V';
link.Visibility = 'AllUsers';
insert link;

Enabling this triggers gives error to community user while creating Notes.