<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">I ran the 4.4 upgrade yesterday on a group of Centos7 servers that are IPA replicas for my North American datacenters. All seem to have the same issue that I am now unable to connect to the web UI, with the following error in the browser…<div class=""><br class=""></div><div class=""><h1 class="">Bad Request</h1><p class="">Your browser sent a request that this server could not understand.<br class=""> </p><p class="">Additionally, a 400 Bad Request error was encountered while trying to use an ErrorDocument to handle the request.</p><div class=""><br class=""></div></div><div class=""><br class=""></div><div class="">The maddening thing is I can’t find any reference in the apache logs to what is generating the error and why a direct request to the UI would error. </div><div class=""><br class=""></div><div class="">As far as I can tell IPA is otherwise working. Logins seem to work, sudo rules are working, DNS is working. </div><div class=""><br class=""></div><div class=""><div class="">[root@lb3 httpd]# ipactl status</div><div class="">Directory Service: RUNNING</div><div class="">krb5kdc Service: RUNNING</div><div class="">kadmin Service: RUNNING</div><div class="">named Service: RUNNING</div><div class="">ipa_memcached Service: RUNNING</div><div class="">httpd Service: RUNNING</div><div class="">ipa-custodia Service: RUNNING</div><div class="">ntpd Service: RUNNING</div><div class="">pki-tomcatd Service: RUNNING</div><div class="">ipa-otpd Service: RUNNING</div><div class="">ipa-dnskeysyncd Service: RUNNING</div></div><div class=""><br class=""></div><div class="">I can see one file in the httpd/conf.d directory that was changed - nss.conf. I attempted reverting and that did not work.</div><div class=""><br class=""></div><div class="">Has anyone run upon this error? </div><div class=""><br class=""></div><div class="">Thanks</div><div class=""><br class=""></div></body></html>