3248:20120611:231912.557 Starting Zabbix Agent [SRV-WIN2003]. Zabbix 2.0.0 (revision 27673).
3248:20120611:231912.573 PerfCounter '\\SRV-WIN2003\DiscoFĂsico\Long. promedio de cola de escritura de disco' FAILED: invalid format
3248:20120611:231912.573 PerfCounter 'WQDisk,"\234\1404",30' FAILED: cannot add counter
Same from server using chain with special chars like "FĂsico" with accent.