dirRollCall["$arg"]="true";
            #echo "DEBUG:dirRollCall[\"$arg\"]:"${dirRollCall["$arg"]}
            if ! [ "$returnState" = "false" ]; then returnState="true"; fi
-       else
+       elif [ "$arg" = "" ]; then
            dirRollCall["$arg"]="false"; returnState="false";
+       else
+           returnState="false";
        fi
     done