Upgrading from 2.4 to 2.5 getting this error at ambari-server Upgrade.
[root@hdp ~]# ambari-server upgrade
Using python /usr/bin/python
Upgrading ambari-server
INFO: Upgrade Ambari Server
INFO: Updating Ambari Server properties in ambari.properties ...
WARNING: Can not find ambari.properties.rpmsave file from previous version, skipping import of settings
INFO: Updating Ambari Server properties in ambari-env.sh ...
INFO: Can not find ambari-env.sh.rpmsave file from previous version, skipping restore of environment settings. ambari-env.sh may not include any user customization.
ERROR: Unexpected OSError: [Errno 17] File exists
For more info run ambari-server with -v or --verbose option