https://community.cloudera.com/t5/Support-Questions/Found-Error-when-install-the-CDP-Trial-Version/m-p/303680#M221651 <P><SPAN>I also encountered a similar problem</SPAN></P><P><SPAN>My firewall and selinux have been turned off</SPAN></P><P><SPAN>Try to modify the host name and several configuration files according to the original method, but it still doesn't work</SPAN></P><P><SPAN><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Snipaste_2020-09-30_10-12-01.png" style="width: 999px;"><img src="https://community.cloudera.com/t5/image/serverpage/image-id/29047i5B7FCE720B4562BA/image-size/large?v=v2&amp;px=999" role="button" title="Snipaste_2020-09-30_10-12-01.png" alt="Snipaste_2020-09-30_10-12-01.png" /></span></SPAN></P> Wed, 30 Sep 2020 02:14:47 GMT 5sdba 2020-09-30T02:14:47Z