请教一个问题：俄罗斯论坛GD报告如下错误该怎么修复？
Warning: DirectWrite: CreateFontFaceFromHDC() failed (Indicates an error in an input file
such as a font file.) for QFontDef(Family="Fixedsys", pointsize=9.5, pixelsize=20,
styleHint=5, weight=50, stretch=100, hintingPreference=0) LOGFONT("Fixedsys",
lfWidth=0, lfHeight=-20) dpi=144