Hi all, taking some suggestions, using memtest to check the memory on the G4, and then updating Toast to the latest version (didn't realise I hadn't done this). So, we will see what happens. thanks for helpful ideas. cheers, Susan
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Susan Hastings
Registered Psychologist
Suite 20, Level 1
755 Albany Highway
East Victoria Park  WA  6101
Telephone: (08) 9262 0446
Mobile: 0409 688 004