本人在板子上运行qt程序出现如下错误，求指教!
QIconvCodec::convertFromUnicode: using Latin-1 for conversion, iconv failed for BOM: Bad file descriptor
QIconvCodec::convertFromUnicode: using Latin-1 for conversion, iconv_open failed
QIconvCodec::convertToUnicode: using Latin-1 for conversion, iconv_open failed
