Save the old Falcon configuation and add symlink from /etc/falcon/conf:
mv /etc/falcon/conf /etc/falcon/conf.saved
ln -s /usr/hdp/current/falcon-client/conf /etc/falcon/conf
ls -la /etc/falcon
total 4 drwxr-xr-x 3 root root 4096 Jun 19 21:51 2.3.0.0-2323 lrwxrwxrwx 1 root root 35 Jun 19 21:54 conf -> /usr/hdp/current/falcon-client/conf drwxr-xr-x 2 root root 4096 Jun 14 00:11 conf.saved
From Ambari Web, browse to
Services > Falcon
.From the Service Actions menu, select Start.
After Falcon has started, select Run Service Check. Confirm the Check passes.