== STDERR ====================
Runtime error: Unable to create dump: Can't use an undefined value as a symbol reference
Traceback (most recent call last):
File "/usr/local/psa/admin/share/pmmcli/pmmcli.py", line 1846, in main
data_action_response, errcode_response, error_message = actions.get(sys.argv[1][2:])(parameters)
File "/usr/local/psa/admin/share/pmmcli/pmmcli.py", line 1691, in restore
return ActionRunner(RestoreAction, restore_task_specification, parameters).doActivity()
File "/usr/local/psa/admin/share/pmmcli/pmmcli.py", line 75, in doActivity
result = self.processor.doActivity()
File "/usr/local/psa/admin/share/pmmcli/pmmcli.py", line 592, in doActivity
plesk_actual_dump = PleskActualDump(session.get_session_path()).get()
File "/usr/local/psa/admin/share/pmmcli/pmm_conflict_detector.py", line 25, in get
raise PMMUtilityException('plesk_agent_manager', x)
PMMUtilityException: was finished with exit code 1