[Drebin]

pawn Код:

format(string,sizeof(string),"/Accounts/Owners.txt",CarInfo[ID][CarOwner]);
         dini_Create(string);
         dini_Set(string,"Info:Owner",CarInfo[ID][CarOwner]);
         dini_Set(string,"Info:CarName",Name);

At 2)
You have a format(); but you have nothing to insert into "string"

pawn Код:

format(string,sizeof(string),"/Accounts/Owners/%s.txt",CarInfo[ID][CarOwner]);
         dini_Create(string);                //^^added
         dini_Set(string,"Info:Owner",CarInfo[ID][CarOwner]);
         dini_Set(string,"Info:CarName",Name);