publicvoidapplyDialogsFix(){//server bug on 20.02.2014
if(!appliedDialogFix){
try{
SQLiteCursorcursor=database.queryFinalized("SELECT d.did, m.data FROM dialogs as d LEFT JOIN messages as m ON d.last_mid = m.mid WHERE m.mid < 0 AND m.date >= 1392930900 AND m.date <= 1392935700");