我可以运行“ gitbook serve”，但是当我使用gitbook转换为PDF时会出错。
error: uncaughtException: ENOENT: no such file or directory, open 'C:\Users\qd\AppData\Local\Temp\tmp-14972n2N0skOS8Kgm\95f4a791.svg?branch=master' date=Fri Oct 25 2019 18:58:54 GMT+0800 (GMT+08:00), pid=14972, uid=null, gid=null, cwd=D:\book, execPath=D:\nodejs\node.exe, version=v12.13.0, argv=[D:\nodejs\node.exe, C:\Users\qd\AppData\Roaming\npm\node_modules\gitbook-cli\bin\gitbook.js, pdf], rss=124551168, heapTotal=94208000, heapUsed=66957648, external=1672211, loadavg=[0, 0, 0], uptime=81297, trace=[], stack=[Error: ENOENT: no such file or directory, open 'C:\Users\qd\AppData\Local\Temp\tmp-14972n2N0skOS8Kgm\95f4a791.svg?branch=master']