Understanding this problem 

• Euro sign U+20AC encoded as UTF-8 bytes:

E2 82 AC

• Those bytes as CP1252 (“Win-Latin-1”):

E2  â  U+00E2 LATIN SMALL LETTER A WITH CIRCUMFLEX
82  ‚  U+201A SINGLE LOW-9 QUOTATION MARK
AC  ¬  U+00AC NOT SIGN