Bug on GtkScintilla on Widows using é

Hi. I try to use the scintilla on windows but I can not. It simple dies. When I type common chars(like the ones used in en) there is no problem, and it works well, but when I try to use some chars that exists in pt_BR like áé the application die, there is no one message in the command prompt, and apears a message from windows that ask me if I want report this error to microsoft(this box is common when there is an error in windows). Thanks Fernando Correa da Conceição