Same machine (Aspire 5720z), same problem. After second suspend never wakes up again.
But I Solved the other problem of acpi temperature (fans not starting) by doing a bios update to 1.42 (see acer update site).
Same machine (Aspire 5720z), same problem. After second suspend never wakes up again.
But I Solved the other problem of acpi temperature (fans not starting) by doing a bios update to 1.42 (see acer update site).