Statistics.exe fails every day at 3 AM

[eugenevdm]

This is the error:

Event Type: Error
Event Source: Plesk: statistics.exe
Event Category: None
Event ID: 1
Date: 2007/07/06
Time: 03:00:42 AM
User: N/A
Computer: CP2
Description:
Execute ftpmng --get-log-directory --ip-address=146.25.207.22 failed: C:\inetpub\vhosts\Servers\22214\logs\MSFTPSVC22214
at (execUtil line 122)
at Execute C:\Program Files\SWsoft\Plesk\admin\bin\ftpmng --get-log-directory --ip-address=146.25.207.22(execUtil line 142)
at getLogDirectory for ip = 146.25.207.22(getLogDirectory line 384)
at Calculate domain(s) traffic(statistics::start line 953)
Execute file name: C:\Program Files\SWsoft\Plesk\admin\bin\statistics.exe

The directory exists and there are log files in it.

Any advice?