problem to uninstall total commander

[giulia]

Hi
i have a problem to uninstall total commander 8.52a

i uninstalled via control panel

but i have still in the list,i mean in the list of the installed program there is still total commander , if i click to uninstall it again , i got an error

under audio-> sounds , i have the still sounds related to totalcommander

how can i do i clean install ?
i run under w7 64bit

thanks