activeperl 5.8.4 在執行perl/tk時會出現以下訊息......

inmolee

請問為什麼activeperl 5.8.4 在執行perl/tk時會出現以下訊息......
程式原碼:
use Tk;
use Tk::FBox;
$mw = MainWindow->;new();
$file = $mw->;FBox()->;Show;
MainLoop();

輸出結果:
C:\test>;perl fileselect
@ 535 not utf8
SV = PV(0x2d1f1d at 0x2d30afc
  REFCNT = 2
  FLAGS = (POK,pPOK,UTF
  PV = 0x2d3227c "\267s\262\323\251\372\305\351 9"\0 [UTF8 "\x{1f3c93}s\x{93a7a}\x{4e9}\x{2169839}"]
  CUR = 10
  LEN = 11
SV = PVMG(0x2d30534) at 0x2d30afc
  REFCNT = 2
  FLAGS = (SMG,POK,pPOK,UTF
  IV = 0
  NV = 0
  PV = 0x2d3227c "\267s\262\323\251\372\305\351 9"\0 [UTF8 "\x{1f3c93}s\x{93a7a}\x{4e9}\x{2169839}"]
  CUR = 10
  LEN = 11
  MAGIC = 0x2d3345c
    MG_VIRTUAL = &L_vtbl_utf8
    MG_TYPE = PERL_MAGIC_utf8(w)
    MG_LEN = 5
@ 535 not utf8
SV = PV(0x2d95abc) at 0x2e187b4
  REFCNT = 2
  FLAGS = (POK,pPOK,UTF
  PV = 0x2e19154 "\267s\262\323\251\372\305\351 9"\0 [UTF8 "\x{1f3c93}s\x{93a7a}\x{4e9}\x{2169839}"]
  CUR = 10
  LEN = 11
SV = PVMG(0x2e172bc) at 0x2e187b4
  REFCNT = 2
  FLAGS = (SMG,POK,pPOK,UTF
  IV = 0
  NV = 0
  PV = 0x2e19154 "\267s\262\323\251\372\305\351 9"\0 [UTF8 "\x{1f3c93}s\x{93a7a}\x{4e9}\x{2169839}"]
  CUR = 10
  LEN = 11
  MAGIC = 0x2e192f4
    MG_VIRTUAL = &L_vtbl_utf8
    MG_TYPE = PERL_MAGIC_utf8(w)
    MG_LEN = 5