IPA backup failed when AD trust controller role is missing on IPA server.

Issue

• IPA backup failed with below error:

[root@ipaserver ~]# ipa-backup 
Preparing backup on ipaserver.example.com
Error: Local roles CA do not match globally used roles ADTRUST, CA. A backup done on this host would not be complete enough to restore a fully functional, identical cluster.
The ipa-backup command failed. See /var/log/ipabackup.log for more information
[root@ipaserver ~]#