我尝试使用 puppeteer 控制嵌入在 Java 客户端 (JCEF) 中的铬。我将调试端口设置为 9222，当我尝试连接时出现以下错误：
Error: Protocol error (Target.createTarget): Not supported
at /home/master/code/pdfGenerator/node_modules/puppeteer/lib/cjs/puppeteer/common/Connection.js:71:63
at new Promise (<anonymous>)
at Connection.send (/home/master/code/pdfGenerator/node_modules/puppeteer/lib/cjs/puppeteer/common/Connection.js:70:16)
at Browser._createPageInContext (/home/master/code/pdfGenerator/node_modules/puppeteer/lib/cjs/puppeteer/common/Browser.js:247:53)
at BrowserContext.newPage (/home/master/code/pdfGenerator/node_modules/puppeteer/lib/cjs/puppeteer/common/Browser.js:506:30)
at Browser.newPage (/home/master/code/pdfGenerator/node_modules/puppeteer/lib/cjs/puppeteer/common/Browser.js:240:37)
at /home/master/code/pdfGenerator/fb2pdf.js:7:36
at processTicksAndRejections (internal/process/task_queues.js:95:5)
可能是什么原因造成的？如何解决？谢谢。