如何调试 cups-pdf
Cups 和 Cups-PDF 的文档解释说应该设置loglevel为debug,所有内容都会得到解释;但遗憾的是,/var/log/cups/error_log 只说: D [14/Jul/2023:12:59:27 -0400] [Job 7] PID 963956 (/usr/lib/cups/backend/cups-pdf) crashed on signal 11. W [14/Jul/2023:12:59:27 -0400] [Job 7] Backend returned status -139 (crashed) Debian 书虫 (...