Ÿ??Unexpected symbolŸ? in R [closed]

Ÿ??Unexpected symbolŸ? in R [closed]

References

Reference NO 1

http://www.bricsys.com/common/support/forumthread.jsp?id=12239

Reference NO 2

http://www.drangle.com/~james/tlingit/clan-list.html

Reference NO 3

http://www.siteduzero.com/forum/sujet/unicode-63300

Reference NO 4

#EANF#

Reference NO 5

#EANF#

Reference NO 6

#EANF#

Reference NO 7

#EANF#

Reference NO 8

#EANF#