question :::abrt-cli

Last login: Thu Jul 27 19:06:38 2017 from nf20ABRT has detected 1 problem(s). For more info run: abrt-cli list --since 1501153598[root@nf100 ~]# abrt-cli list  id 5ecac21f1d4377fd1dd3eb4a4d20f766e2d746f7reason:        __init__.py:798::ValueError: Failed to read //etc/selinux/targeted/policy/policy.30 policy file

time:          Thu 27 Jul 2017 05:08:26 PM CST

cmdline:        /usr/bin/python -Es /usr/sbin/setroubleshootd -f ''

package:        setroubleshoot-server-3.2.24-1.1.el7

uid:            990 (setroubleshoot)

count:          1188

rectory:      /var/spool/abrt/Python-2017-07-27-17:08:26-10165

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有遇到过这个问题的吗，centos7.2 如何解决，这是什么情况才会出的？？？