Solo aparecen estos dos Warnings

(tryton401) manuel@localhost:~/.tryton/t401$ python 
trytond/bin/trytond-admin -c trytond.conf -d dv4 --logconf config.logfile 
-u default_value                                         
2017-02-13 11:08:53,266] INFO:server:using config.logfile as logging 
configuration 
file                                                                            
                         
 
2017-02-13 11:08:53,283] INFO:trytond.backend.postgresql.database:connect 
to 
"dv4"                                                                           
                               
 
2017-02-13 11:08:53,431] 
WARNING:py.warnings:/usr/lib/python2.7/dist-packages/relatorio/templates/__init__.py:29:
 
UserWarning: Unable to load plugin 'chart'                                 
  warnings.warn("Unable to load plugin '%s'" % 
name)                                                                           
                                                             
 
                                                                                
                                                                                
                            
 
2017-02-13 11:08:54,163] WARNING:root:Post init hooks disabled  

Responder a