Thank you very much for your warm welcome.
Is it possible that this error is due to the high obsolescence of my HW?
Pentium 4 @ 1.7GHz
AOpen AX4BS-V (4 x USB 1.1)
1.25 Gb PC-133
2 x Seagate ST340014A (40 GB, 7200 RPM, Ultra-ATA/100)
External HDD: Hitachi SimpleDrive mini 500GB USB 2.0