~/svn/my_prog> FLT.bin
XS_Tk__Callback_Call error:must specify one of -data, -file, -array or -id at Tk/Image.pm line 21.

Tk::Error: must specify one of -data, -file, -array or -id at Tk/Image.pm line 21.
 Tk callback for image
 Tk::Image::new at Tk/Image.pm line 21
 Tk::Image::__ANON__ at Tk/Image.pm line 63
 Tk::FBox::Update at Tk/FBox.pm line 402
 Tk::After::once at Tk/After.pm line 89
 [once,[{},after#17,idle,once,[{},Update]]]
 ("after" script)
XS_Tk__Callback_Call error:must specify one of -data, -file, -array or -id at Tk/Image.pm line 21.