Troubleshooting Centreon Graphs

TO IDENTIFY ERROS WITH GRAPH, verify if:
service-perfdata file exist in Nagios “var” directory ( /var/local/nagios/
# ll /usr/local/nagios/var/service-perfdata
To find out where is inside centreon: Configuration>Nagios>Centreon>Central>”Perfdata file”
service-perfdata is

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Cannot get perfdata file. Unkown perfdata file

Using Nagios / Centreon  Distributed Monitoring
Problem:
#  tail -f /usr/local/centreon/log/centcore.log
“Cannot get perfdata file. Unkown perfdata file on poller 2”
and
# tail /usr/local/centreon/log/nagiosPerfTrace.log
“Use of uninitialized value in …

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