我尝试使用make html命令在本地构建sympy文档，但出现以下错误：
abc@xyz MINGW64 /d/new/sympy/doc (branch)
$ make html
rm -rf _build/logo
mkdir -p _build/logo
python ./generate_logos.py -d
INFO:root: File saved: .\_build/logo\sympy-notail.svg
INFO:root: File saved: .\_build/logo\sympy-notailtext.svg
INFO:root: File saved: .\_build/logo\sympy-notext.svg
ERROR:root:Return code is not 0: Command: rsvg-convert .\src/logo\sympy.svg -f p ng -o .\_build/logo\sympy-160px.png -h 160 -w 160
ERROR:root:return code: 1
Makefile:143: recipe for target 'logo' failed
make: *** [logo] Error 1
我正在使用Windows7。