hello there …
i found a solution for the issue above 
"
short lines:_
1/ open your terminal and navigate by running the command : ls -al ~/.idx/ai
2/you will list of the prototybes that demand your tokens 
3/start deleting using the command : rm -rf (the directory you want to delete).
4/restart your VM by navigating to the studio .
and huurrrrry …
conclusion:
I advice you to search about the info you want to delete.