Changed ram ...test ok, don't replug the Motu card
Boot from an external firewire drive (not the one TT said incompatible) and ran DW to test the internal boot disk...
Once more ...can't replaced etc..
Reboot from the second internal partition ...ran DW on the same internal boot drive..
Ok to replace...
Reboot from the external ran DW to the same internal boot drive.... ok to replace
As someone said ...there must be a
in the mac
What's wrong, ....why is there a so drastic change ,..... what can cause this contracdictory tests
GR