Cryptopia has some problems and also MTLMC wallet, i tried to withdraw 50000 coins to my mtmlc wallet , but they are lost( Cryptopia say ,that they were send to my adress), than my friend tried to send me some coins from his MTLMC wallet on my wallet..lost too ( he has conformations), we tried new address and they  was lost too..I'am running wallet on win7, online all time, stacking in working ok, but i managed to deposit only few coins on , before system collapsed:( , anyway guys, if you need some bitcoins to fix system,  i have same investors that might help you)